Placement Guarantee DevOps Program
Linux Admin Training (RHCSA_v9)
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Session 1 - Introduction of Linux |Operating System |CPU/RAM/Hardware|Linux distributor |RHEL9|Install RHEL9|Way to install OS|Bare metal |Virtualization |Cloud computing |Container technology |Hypervisor |Install Oracle VM|Rhel Image|ISO Image |Install RHel in VM |Root account |GUI & CLI & WebUI (120:13)
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Summary - Session 1
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Session 2 - GUI & CLI |Firefox Command |Crtl + c|Which Command |Gedit |Firefox code|Open Source Code |Gnome ScreenShot|foreground |Jobs command |Ping command |RAM File |Ctrl + z|Free command |History Command |Ctrl + l|Ctrl + s|Ctrl + q|Mkdir |Persistent Storage |ls & cd & Cat |Use of touch command (94:10)
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Summary - Session 2
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Session 5 - Text Editor |Vim Editor |Insert mode|Command mode |Vi command |User management |Permissions |Authentication |IAM concept |Create User |useradd command |passwd file |shadow file |Set password |Remove password |User ID |Admin user |General user |System user |Root password | Finger database (105:11)
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Summary Session 5
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7. Home directory |Passwd file|Getent|Ldap concept |Shell|bash shell|Bash command |Interactive and Non-interactive user |No login |Path concept |UID|Authentication |Switch user |Usermod|Shadow file|Recursive directory concept |Remove file |Secure file |Last Command |Log file |Pam concept (85:41)
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Summary Session 7
Data Structure & Algorithms (DSA) with Mr. Vimal Daga
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Session 1 - Concurrent users | Traffic patterns | Scalability | Server limits | Automation | System design | Tsunami effect | Infra mgmt | Problem-solving | Performance optimization | Full-stack dev | DevOps | SRE | ML | MLOps | GenAIOps | DevSecOps | Efficiency | Resource & time optimization | (118:53)
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Summary Session 1
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Session 2 - Data structures | Algorithms | Optimization | Profit | Resource mgmt | Time complexity | Big O | Algorithmic thinking | Pseudo code | Programming | Worst-case | Constant time | Problem-solving | Efficiency | Scalability | Performance | Cost reduction | Automation | System design (134:23)
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Summary Session 2
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Session 3 - Problem-solving | Algorithm | Runtime | RAM | CPU | Servers | Optimization | Space Complexity | Time Complexity | Efficiency | Cost | Performance | Execution | Process | Resources | Function | Analysis | Solid Principle | Modularity | Compute Device (125:10)
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Summary Session 3
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Session 4 - Algorithms & Functions | Time Complexity (Big O) | Loops in Python (Iteration & Recursion) | Using range() in for loops | Efficient Programming | Constant Time O(1) | Variable Time O(n) | Resource Planning (Hotstar Example) | Time Complexities (O(1), O(n), O(n²)) | Problem-Solving (140:34)
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Summary Session 4
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Session 5 - Natural Number Sum | Real-world Problem Mapping | Identifying Patterns | Loop Implementation | Pseudocode Writing | Variable Naming | Time Complexity (Big O) | Function Optimization | Jupyter Magic Commands | Arithmetic Progression Formula (116:13)
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Summary Session 5
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Session 6 - Algorithmic Thinking | Iteration vs. Recursion | Function Design & Modularity | Direct & Indirect Recursion | Base Conditions in Recursive Functions (111:46)
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Summary Session 6
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Session 7 - Recursion Basics | Reverse Printing | Base Condition | Top-Down vs. Bottom-Up | Stack Memory & Activation Records | Function Calls & Stack Frame Management | Stack Overflow & Recursion Limits | Increasing Recursion Limit in Python | Tracing Recursion Flow with Trees (126:23)
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Summary Session 7
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Session 8 - Recursion Basics | Tail Recursion & Optimization | Factorial Calculation using Recursion | Call Stack & Stack Overflow | Tail Call Optimization (TCO) | Permutations & Combinations | Seating Arrangement Problem | Iterative vs Recursive Approaches | Time Complexity of Recursion (O(n)) (121:04)
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Summary Session 8
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Session 9 - Recursion & Stack Memory Issues | Iteration as an Alternative to Recursion | Python Interpreter vs. Compilers | Tail Call Optimization (TCO) | Using Accumulators for Tail Recursion (109:26)
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Summary Session 9
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Session 10 - Iterative vs. Recursive Problem Solving | Fibonacci Series in Computation & Nature | Optimizing Recursion with Dynamic Programming | Mathematical Modeling in Algorithms | Pattern Recognition for Efficient Computing (114:10)
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Summary Session 10
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10_1 - Quiz and QNA (54:32)
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Session 11 - Fundamentals of Dynamic Programming | Recursion vs. Iteration in Dynamic programming | Memoization & Tabulation Techniques | Applications of Dynamic Programming in Real-world Problems | Optimizing Recursive Algorithms (107:30)
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Summary Session 11
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11_1. Data Structure & Algorithms (DSA)_GMT20250311-130016 (81:01)
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Session 12 - Recursion & Overlapping Subproblems | Memoization & Tabulation Techniques | Dynamic Programming for Optimization | Practical Implementation using Arrays (95:33)
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Summary Session 12
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Session 13 - Dynamic Programming Concepts & Applications | Memorization & Tabulation Techniques | Fibonacci Sequence with DP Optimization | Recursive vs. Iterative Problem-Solving | Efficient Storage & Retrieval in DP
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Summary Session 13
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Session 14 - Basics of LRU Caching | Cache Hits and Cache Misses | Using Caching for Performance Optimization | Implementing Caching with Decorators | LRU Cache Eviction Policy | Real-World Applications of Caching | Memory Management in Caching (130:52)
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Session 15 - Definition and Importance of Space Complexity | Memory Allocation & Profiling Tools | Space Complexity in Loops & Data Structures | Optimizing Space Complexity in Algorithms | Recursion vs Iteration: Memory Trade-offs (113:39)
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Session 16 - Binary Search prerequisites (sorted data) | Best, Worst, and Average Case Time Complexity | Iterative vs Recursive implementation | Space usage in different approaches | Importance of efficient searching in large datasets (93:25)
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Session 17 - Limitations of linear search | Real-life analogies for organizing data | Importance of time complexity in searching | Introduction to how data structures aid in efficient search | strategic advantage of sorting before searching (83:23)
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Summary Session 14
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Summary Session 15
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Summary Session 16
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Summary Session 17
Specialization in DevOps
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Session 1 - Virtualization Basics | Deployment | Accessibility | CPU | RAM | OS | Hard disk | Hardware control | Startup program | Cost-saving | Resource optimization | Hypervisor | Multi-OS | Virtual machines | VMware | Efficiency | Time reduction | Performance | Bare metal comparison (130:25)
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Summary Session 1
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Session 2 - Introduction to DevOps | App development | Testing | Feedback loop | Server setup | Tool installation | Environment termination | DevOps mindset | Optimization | Containerization | Docker Engine | Docker Hub | Multi-OS support | Deployment | Cost-saving | Productivity | Cloud computing (169:26)
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Summary Session 2
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Session 3 - Intro to Containerization | Docker Installation | Docker Images | Launching Containers | Container Management | Networking | App Deployment | Manual Configuration | File Transfer | App Access | Automation | DevOps Principles | Docker Engine | Docker Hub | Multi-OS Support (136:16)
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Summary Session 3
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Session 4 - Containers from images | Configuring OS | Manual vs automated setup | Imperative vs declarative automation | Prebaked images | Scaling in containers | Custom image creation | Docker commit vs Dockerfile | Dockerfile keywords (FROM, RUN, COPY, CMD) | Building & running Docker containers (149:54)
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Summary Session 4
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Session 5 - Dockerfile | Build Time & Run Time | CMD vs ENTRYPOINT | Docker Build & Run | Docker History | Stopped Containers | Command Overwriting | Container Lifecycle | Argument Passing | Bulk Container Deletion (111:24)
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Summary Session 5
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Session 6 - Docker Image Downloading & Usage | Running & Managing Containers | Setting Up MySQL in Docker | Environment Variables in Containers | Image Tagging & Versioning | Container Networking & Connectivity (115:35)
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Summary Session 6
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Session 7 - Containers | Networking | Automation | Configuration | Scaling | Deployment | Dockerfiles (153:48)
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Summary Session 7
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7_1. Specialisation in DevOps Project Session by Mr Vimal Daga_GMT20250205-151530 (86:06)
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Session 8 - Container Image Size Optimization | Using Lightweight Images | Docker Buildkit vs Legacy Builder | Layering in Docker Images | Removing Unnecessary Metadata | Parallel Execution in Buildkit | Combining Commands Efficiently | Time & Resource Optimization (113:06)
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Summary Session 8
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Session 9 - Docker Multi-Stage Builds | Java Build Process & Maven | Optimizing Container Image Size | Dockerfile Best Practices | Parallelism & BuildKit in Docker (139:10)
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Summary Session 9
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Session 10 - Docker Image Optimization Techniques Multi-Stage Build & Best Practices | Using Distroless & Alpine Images | Security Enhancements in Docker | Scratch Images & Static Compilation (95:54)
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Summary Session 10
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Session 11 - Docker Image Archiving (docker save & docker load) | Image Layer Structure & Metadata | Docker Build Caching | Using Docker Hub for Image Storage | Managing Image Versions & Tags (116:04)
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Summary Session 11
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Session 12 - DIND (Docker-in-Docker) Concept | Jenkins Master-Slave in Docker | Docker Engine, Services & Sockets | Mounting Docker Socket for Nested Containers | Dockerfile & Volume Mounting Best Practices (108:03)
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Summary Session 12
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Summary Session 13
Docker Interview Question
Python Training by Mr. Vimal Daga
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Python Bootcamp - Session 1: CPU Performance | Polyglot Programming | Installing Anaconda | REPL | Statements | RAM | OS | Interpreters | Kernel | Variables | Data Types | Integers | Boolean | Float | Strings | f-String | Arrays | Tuples | CRUD | Lists | Operators | Loops (463:00)
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Summary Python Bootcamp Session 1
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Python Bootcamp - Session 2: Built-in Functions | TTS (pyttsx3) | Modules & Imports | PIP & Libraries | OS Module | Memory Management | Process Execution | Stack Memory | Function Calls | Return Mechanism | Variables | OOP Intro | Classes & Objects | CRUD | Methods | Special Methods (178:45)
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Summary Python Bootcamp Session 2
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Python Bootcamp - Session 3: List vs Tuple | Dictionary Data Structure | Using Loops for Data Retrieval | Function Variables & Assignments | Working with *args and **kwargs | Storing and Accessing Contact Data | Indexing and Position-Based Access | Tuples vs Lists in Function Arguments (112:47)
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Summary Python Bootcamp Session 3
Python Training Session by Mr. Vimal Daga
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Session 4- List & Array |2D data |row-wise and column-wise operation|Numpy |primitive data Structure |Custom data Structure|Install NumPy |Computer Vision |Install OpenCV-Python |Click the photo|Imwrite()|imshow()|waitkey()|Create Own Image |Pixel |RGB color |2D & 3D|Crop image (126:04)
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Summary - Session 4
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Session 6 - Conditions |True & False |Operators|Multi-line comment |Boolean|End= keyword |Inline way block of code |conditional expression or ternary operator|Functional programming|Logical Operators|AND, OR & NOT |Truth table|Lazy Operator |IN Operator (109:03)
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Summary - Session 6
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Session 7 - program file |Process|Run time |Data sources |Speech Recognize |Mic |Pyaudio |Google Speech Recognize |Microphone function |Recognizer function |listen function |Context manager|With keyword|Create a Speech Recognize program|Timeout concept|loop |While loop |Break keyword (116:31)
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Summary Session 7
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Session 8 - Iteration |While loop|For Loop |Append function |In keyword|Index number |Dir function |iterator|Indentation Error|pass keyword |iterable|Pointer |__next__ function |Extract Data|ETL Concept |Inline list with for loop |List comprehension (113:57)
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Summary - Session 8
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Session 10 - Generator | Function | Stack memory | Return keywords | Yield keyword | while loop | For loop | Append (118:40)
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Summary - Session 10
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Session 11 - Time Complexity |Space Complexity |Memory profiler |Inner_wrapper function|Annotation & Decorator|@ Symbol|From Keyword|Create a code for memory Space|Timeit function |Default timer function |Lambda function |This module |Inline concept |Functional Programming|filter function (131:39)
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Summary Session 11
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Session 12 - Memory | Memory Address | Python Virtual Machine (PVM) | Memory Management | Reference Concept | Mutable & Immutable | iadd Function | is Keyword | import copy | Shallow Copy | Deep Copy | Garbage | Ctype Module CPython | Memory Interning | Cvzone | Click Photo (108:45)
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Summary session 12
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Session 14 - Function | Stack Memory | Namespace | Tuple | Dictionaries (121:19)
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Summary Session 14
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Session 15 - Module | Standard | Built-in | Package | C-extension | Binary Code | import sys | import numpy | sys.path (106:15)
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Summary Session 15
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Session 16 - Concurrency | Parallelism | Optimization | Context-switching | Threads | Processes | I/O-bound | Efficiency | Multitasking | Threading module | Threading module | current_thread() | start() method | PID (Process ID) (134:52)
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Summary Session 16
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Session 17 - Threads | CPUs | Parallelism | Global Interpreter Lock | Threading Model | Multi-Threading and GIL | Locking | Global Variables | Race Conditions | Locks and Deadlocks (144:19)
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Summary Session 17
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Session 18 - Parallelism | CPU-intensive | Core-utilization | GIL-bypass | Process-based | Simultaneous | Independence | Efficiency | Separation | Scalability | Memory-isolation | Non-shared | Deadlock-prevention | Race-condition-avoidance | Performance-boost (81:43)
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Summary Session 18
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Session 19 - Multiprocessing | Parallelism | Data Handling | Shared Memory | Queue | Pipe | CPU Affinity | cpu_count() | Process Creation | Lock | Value | Process Explorer | Memory Space | Data Sharing | Race Condition | GIL | Locking Strategy | Context Manager (95:25)
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Summary Session 19
OOPs (Object-Oriented Programming) concepts Session By Mr. Vimal Daga
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Session 01 - OOP | Data-organization | Custom-structures | Encapsulation | Classes | Objects | Instantiation | Attributes | Methods | Self-variable | Memory-management | CRUD-operations | Getter | Setter | Abstraction | Reusability (165:27)
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Summary Session 1
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Session 2 - Classes & Objects in Python | Access Modifiers: Public, Private, Protected | Encapsulation & Data Validation | Constructors & Automatic Execution | Global vs Local Variables | Class Variables vs Instance Variables (187:43)
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Summary Session 2
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Session 3 - OOP Fundamentals & Data Organization | Inheritance & Code Reusability | Types of Inheritance & Use Cases | Method Overriding in Python | Understanding MRO & Resolving Conflicts | Using super() for Constructor Management (152:39)
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Summary Session 3
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Session 4 - Understanding the Need for File Handling | File Reading and Writing Operations | File Pointers and Data Positioning | Different File Modes and Their Use Cases | Best Practices for Handling Files Safely (108:14)
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Summary Session 4
Full Stack Development Training By Mr. Vimal Daga
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Session 1 - Web Development | Front-End: HTML, CSS, JavaScript, UI/UX | Back-End: Python, Java, C++, Ruby | Server-Client Requests | Polyglot | Microservices | Frameworks: Tailwind, Bootstrap, React | API | Flask | Tech Stack | Full-Stack | Cloud | DevOps | IoT | Security | Scalability (92:17)
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Summary Session 1
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Session 2 - Front-End | HTML | Web Browser Processing & Rendering | Form Handling & Data Submission | URL Parameters & Client-Server Interaction | HTML Attributes & Their Uses (106:23)
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Summary Session 2
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Session 3 - API and its Role | Client-Server Interaction | HTTP & HTTPS Protocols | URL Structure & Routing| Flask for API Development | Using Decorators in Python | Handling API Responses & Errors | Embedding HTML in Backend Code (112:15)
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Summary Session 3
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Session 4 - Flask Routes & Dynamic URL Handling | Passing Parameters in URL Paths | Using render_template for HTML Pages | Implementing Jinja Templating for Dynamic Content | Structuring Flask Apps with a templates/ Directory (108:58)
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Summary Session 4
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Session 5 - Client-Server Model & HTTPS | CRUD Operations & HTTP Methods | Request Headers, Payloads & Status Codes | Network Requests & Developer Tools | Express.js & Flask for Backend Development | Routing & Data Handling in Web Apps (114:28)
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Summary Session 5
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Session 6 - HTTP Methods & API Communication | API Testing with Postman | Request/Response Handling & Status Codes | CRUD Operations & Data Management | Query Parameters vs. Secure Data Transmission (95:15)
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Summary Session 6
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Session 7 - API Communication & HTTP Methods | JSON Data Representation & API Responses | Flask-based API Development | CRUD Operations in Web Applications (132:05)
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Summary Session 7
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Session 8 - CRUD Operations in Flask (GET, PUT, PATCH, DELETE) | Handling JSON Data in API Requests | Managing Index Positions in Lists | Python Dictionary Operations for Data Storage | Rendering Data Dynamically with Jinja Templates | Displaying Data in HTML Tables with Proper Formatting (87:18)
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Session8_1. Full Stack Development Training By Mr. Vimal Daga_GMT20250321-143512 (16:38)
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Summary Session 8
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Session 9 - Dynamic Web Pages with Flask/FastAPI Ninja | Jinja2 Templating Essentials | Data Rendering with Loops, Conditions & Variables | Adding CSS & Dynamic Content | APIs to HTML Transitions | Structuring Backend-Frontend Integration (119:56)
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Summary Session 9
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Session 10 - Dynamic Rendering with Jinja | API Interaction via Postman | CRUD Operations & Data Updates | Handling JSON & Form Inputs | Unique ID-Based Data Storage | Implementing File Uploads | Content-Type & Data Encoding (115:37)
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Summary Session 10
Docker Certified Associate Training
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Session 6 - Network Connectivity | IPs | NICs | Public/Private IPs | NAT | Routing Tables | Network Types | ifconfig | IPv4 | Netmask | Network Names | Ping | DNS Resolution | Default Routes | Static/Dynamic Config | Docker Networking | Security | IP Ranges | Prefix Length (171:19)
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Summary Session 6
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Session 7 - Docker Networking | Switches | IP Addressing | DHCP | Subnets | Routers | Gateways | OSI Model | MAC Addresses | Bridge Networks | IPAM | Network Drivers | NAT | IP Masquerading | Public/Private IPs | Containers | Isolation | Packet Routing | SDN | Layer 2/3 Bridges (148:19)
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Summary Session 7
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8. Docker Session By the World Record Holder Mr. Vimal Daga_GMT20250109-153427 (87:04)
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Summary Session 8
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Session 9 - Docker Storage: Persistence | Ephemeral storage | Volume mounting | Host directories | Read-only volumes | Database persistence | Volume command | Volume drivers | Local driver | Volume creation | Inspection | Mountpoints | Multi-container setup | Persistence | Fault tolerance (115:02)
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Summary Session 9
Docker Certified Associate (DCA) Extra Sessions
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Session 7 - Running Container in Detached Mode | Docker Compose | Docker Engine | YAML Language | Multicontainer (129:33)
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Session 7 - Summary
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Session 8 - Network Infrastructure | Docker Compose | Multi container Concepts (119:15)
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Session 8 - Summary
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Session 12 - Integrating docker file and docker-compose | Tomcat Server | Docker attach Command | Bash Program |ROOT Directory | Docker-compose build | Patting in docker-compose | ADD Keyword in Docker File | Copy & Extracting Files | Expose Ports & Keywords in docker file | ENV Keyword (116:41)
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Session 12 - Summary
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Session 13 - PID | Why Docker is Superfast? | Need of OS | Process | Nested Process | Pgrep Command | /proc directory | Bash Shell | Kernel | Cgroup (98:19)
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Session 13 - Summary
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Session 14 - Data Structure | Data Member| Create Class | Create Object | Use of Objects | Methods/ Functions | Mutator |Accesor | Validation | Mutable Property | Immutable Property | Control access of variable (124:11)
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Session 14 - Summary
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Session 15 -Horizontal Scaling | SPOF | Container Cluster | Create Cluster | Swarm Tool | Why Cluster? | Master Node | Slave Node | Docker Swarm Command | Launch Container through Swarm | Docker Service Command (92:16)
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Session 15 - Summary
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Session 16 - Cluster | Create Cluster using docker- swarm | Encapsulation | Task | Replication | Pre-created Load Balancers | Replicas Keyword | Fail Over| Fault Tolerance | State| Scaling | Scale Out | Scale In | Orchestration (127:05)
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Session 16 - Summary
Exclusive Kubernetes Foundation Training
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Session 1 - Introduction to Kubernetes | Challenges in application deployment | Docker and its limitations | Kubernetes architecture & components | Scaling, monitoring, and fault tolerance | Kubernetes Pods & Deployments| Networking & Load Balancing | Key kubectl commands for cluster management (430:46)
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Summary Session 1
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Session 2 - Kubernetes Architecture | Nodes, Pods, and Containers | Cluster Management & Scaling | Kubernetes Scheduling & Deployment | Handling Failovers & High Availability | Kube-API, Kube-Scheduler & Kubelet | Using kubectl for Cluster Management (136:53)
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Summary Session 2
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Session 3 - Kubernetes Cluster Overview | Interacting with Kubernetes | YAML for Configuration | Pods & Containers | Declarative Configuration | Launching & Managing Pods | Deleting & Recreating Resources (128:49)
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Summary Session 3
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Session 4 - Kubernetes vs. Traditional Container Engines | Replication Controllers & Desired State Maintenance | Dynamic Scaling with Multiple Containers | Labeling & Pod Identification for Better Management | Using create vs. apply for Kubernetes Configuration Updates (120:04)
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Summary Session 4
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4_1. Revision Kubernetes Session By Mr. Vimal Daga_GMT20250311-151337 (98:46)
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Session 5 - Minikube Cluster & Status Checking | ReplicaSets & Fault Tolerance | Labels & Selectors in Kubernetes | Querying Resources with Selectors | Multi-OS Support for Selectors (98:54)
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Summary Session 5
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Session 6 - Pod Creation & YAML Configurations | Service Types & Connectivity | Load Balancing & Traffic Management | NodePort & External Access | Auto Discovery of New Pods (140:18)
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Summary Session 6
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Sesssion 7 - Defining & Deploying Kubernetes Services | Service Types: NodePort & ClusterIP | Debugging & Troubleshooting Pod Errors | Managing Environment Variables with ConfigMaps (135:42)
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Summary Session 7
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Session 8 -Deployment & Version Control |Rolling Update vs. Recreate Strategy | Kubernetes Deployment Management | Monitoring & Rollback Techniques (121:15)
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8_P2. Kubernetes Session By Mr. Vimal Daga_part-2_GMT20250320-171630 (12:20)
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Summary Session 8
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Session 9 - Rolling Update Strategy in Kubernetes | Managing Passwords with Kubernetes Secrets | Referencing Secrets in YAML | Base64 Encoding & Security Risks | Implementing RBAC for Security | Deploying Multi-Tier Apps | Setting Up WordPress with MySQL in Kubernetes (139:40)
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Summary Session 9
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9_1.. Kubernetes Revision Session By Mr. Vimal Daga_GMT20250326-152147 (67:46)
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Session 10 - Deploying a Kubernetes Cluster | Managing Secrets & Configurations | Multi-Tier App Deployment with YAML | Helm & Kustomize Overview | SecretGenerator & ConfigMap | Env Variables | ClusterIP for Service Discovery | Persistent Storage (112:48)
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Summary Session 10
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Session 11 - Persistent Volume (PV) & Persistent Volume Claim (PVC) | Manual vs Dynamic Provisioning | Ephemeral vs Persistent Storage | CSI Overview | Storage Provisioners in Kubernetes | PVC Access Modes | Storage Mounting & Claims (134:55)
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Session 12 - Persistent Volume (PV) & Data Retention | Persistent Volume Claim (PVC) & Storage Requests | Storage Class (SC) & Dynamic Provisioning | Minikube Storage & hostPath Implementation | Cloud Storage Solutions & Cost Considerations | Kubernetes Storage Drivers & Automation (123:23)
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Summary Session 12
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Session 13 - Understanding hostPath and its limitations in Kubernetes | Real-world issues with storage in multi-node environments | Centralized storage with NFS and NAS concepts | Steps to configure an NFS server and mount shared folders | Using NFS volumes for pod-level persistent storage (84:50)
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Summary Session 13
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Session 14 - PV, PVC, SC – definitions and interactions | Pod lifecycle and replica behavior | Data persistence using volumes | Real-time use case: WordPress + MySQL setup | Mounting strategies for /var/lib/mysql (94:46)
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Summary Session 14
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Session 15 - Cookie basics and authentication handling | Centralized session storage using Redis | Concept of session stickiness and load balancer’s role | Understanding stateless vs stateful applications | Introduction to master-slave DB models | Kubernetes StatefulSet usage (119:17)
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Summary Session 15
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Session 16 - Headless Service functionality and use-cases | ConfigMap and Secret usage with practical differences | Security concerns when misusing ConfigMap | Importance and lifecycle of Init Containers | Best practices in configuration and initialization (119:10)
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Summary Session 16
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Session 17 - StatefulSets for database applications | Using minikube delete for cluster reset | Launching a MySQL cluster with StatefulSets | Configuring and verifying master-slave replication | Creating MySQL config files and ConfigMaps | Establishing connectivity between master and slave nodes (122:45)
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Summary Session 17
Extra Sessions
Free Openshift Foundation Training By Mr. Vimal Daga
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Session 1 - OpenShift & Kubernetes Architecture | Containers, Pods, and Cluster Management | OpenShift Security, Networking & Monitoring (131:47)
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Session 1_2 - CI/CD with OpenShift (Source-to-Image - S2I) | OpenShift CLI (oc commands) & GUI | Deployments, Scaling & Load Balancing | OpenShift Private Registry & Automated Builds (186:15)
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Summary Session 1 , 1_2
Bash Shell Scripting
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WHAT IS SHELL & SHELL SCRIPTING ? | OPERATING SYSTEM GUI & CLI | WHAT IS BASH SHELL ? (31:53)
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Summary 1
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CREATING A SCRIPT FILE AND BUILDING A COMMAND | VARIABLES & USER-DEFINED VARIABLES | STATUS CODE | EXECUTABLE PROGRAM | PATH | HASHBANG OR SHEBANG | SCRIPT FILE | BASH.RC FILE | ARGUMENTS (38:23)
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Summary 2
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ITERATION IN SHELL SCRIPTING | USERADD & ID COMMAND | ITERATION | LOOP | FOR LOOP | SYNTAX OF ITERATION | PASSWD FILE (48:11)
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Summary 3
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IF/ELSE CONDITIONS & USER BACKUP SCRIPTING | FOR LOOP | IF-ELSE CONDITIONS | TEST COMMAND | CONDITIONAL OPERATORS | I/O REDIRECTION | NESTED CONDITIONS | USERADD | READ KEYWORD | WHILE LOOP | USER LOCK | PASSWD FILE | REGEX | GREP & CUT COMMAND | HOME DIRECTORY | BACKUP -- TAR COMMAND (62:30)
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Summary 4
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HOW TO EXECUTE SCRIPT OVER NETWORK | LOG ANALYSIS | LAUNCHING AWS EC2 INSTANCE | WINSCP TOOL | HTTPD | CONFIGURING WEB SERVER | ACCESS_LOGS / ERROR_LOGS | WC , CHMOD ,SUDO ,AWK ,SORT ,UNIQ ,TAIL ,SCP COMMAND | SSH + PRIVATE KEY | OPERATIONS ON LOG FILE | QUERY STRING | FUNCTIONS (104:01)
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Summary 5
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REGEX | FOR LOOP | AWK & GREP COMMAND | PASSWD FILE | BASH SHELL / SH SHELL | PASSWD COMMAND / --STDIN KEYWORD | SED COMMAND | IF / ELIF / ELSE CONDITION | CREATING OPTIONS IN OUR SCRIPT | USAGE KEYWORD | GETOPTS , SET COMMAND | PRE-CREATED VARIABLE & FUNCTION (70:41)
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Summary 6
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Linux OS|SHELL|Cisco switches|GUI|BASH shell.|Script|creating a script file|test` keyword|&&’ symbol (107:58)
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Summary 7
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User-defined variables |pre-created variables | creating or removing files|starting point and ending point|variable read-only| create arrays| (64:07)
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Summary 8
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Process & subprocess | Job command | Daemon |fg command | Stopping signal | Halt signal | Signal control with trap | Exit code | While loop | Sleep command | Break in loop | Options in script | getopt command (115:38)
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Summary 9
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Shopt command | tree command | export keyword | sub shell | parallel job execution | awk command | OFS in awk | BEGIN keyword | awk command | SSH command | SCP command (67:32)
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Summary 10
GITOps - Argo CD DevOps Training By Mr. Vimal Daga
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Session 1 - Introduction of GitOps |Kubernetes| EKS |EKSctl |Kubectl |CICD |SCM tool |Version control system |Jenkins |launch pod |credential |Argo CD Agent |GitOps principle |Create GitHub repo|commit IDs |Install Argo CD Agent |Argo CD dashboard | (180:49)
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Summary - Session 1
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Session 2 - Agro CD Agent | GitHub & SCM Tool |Rollback |Create namespace |Web UI & CLI |AgroCd command |Load balancer |Create ArgoCd App |Deploy App |Sync App |History |Argo cd logs |GRPC protocol |Manifest Yaml file |How to manage the yaml file |Customize|Helm chart | (131:57)
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Summary - Session 2
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Session 3 - Directory Structure |Integrate Helm chart with the Argo CD |Multi-tier application |Helm Chart |Install helm |Create Charts |Create application |Auto Sync |Prune Resource |Replicas Count |Deployment strategy |Rollback |Parameter (120:23)
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Summary - Session 3
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Session 4 - ArgoCD Overview | GitOps Workflow | App Sync | Deployment Management | Declarative Configs | Auto Rollbacks | Health Monitoring | Sync Policies | Multi-Cluster Setup | RBAC in ArgoCD | Troubleshooting | Manifest Files | Customizing Settings | CI/CD Integration (162:50)
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Summary - Session 4
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Session 5 - Concept of Secrets|Passing environmental variables in the container|Creating secrets|Private key|Public key|Encryption|Vault agent |Vault plugins|Sealed secrets|Kubeseal|Auto-create namespace|CRD keyword (118:51)
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Summary - Session 5
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Session 6 - Minikube Clusters | Multi-Cluster Setup | Centralized ArgoCD | Hub-Spoke Model | Service Accounts & Tokens | Role Binding Permissions | Connect via kube-api | ArgoCD Port Forwarding | Change Context | Add Cluster with YAML | Sync Apps | Token Security | Get Cluster IP | Deploy Apps (130:35)
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Summary - Session 6
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Session 7 - Argo Application Set and Clusters | Kubernetes Cluster Management and Testing | Multi-Environment Cluster Setup | Token | Adding Multiple Clusters to Argo CD | Kubernetes Deployment | Argo CD Usage | Cluster Management (112:13)
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Summary Session 7
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Session 8 - Argo CD Application Sets and Multi-Cluster Deployments | GitOps Automation | List Generator | Dynamic Application Creation | Minikube Cluster Setup | YAML Configuration Troubleshooting and Validation | Argo CD (79:23)
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Summary Session 8
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Session 9 -Argo CD and Kubernetes Deployments | GitOps Best Practices | Argo CD Application Management | Dynamic Scaling | Multi-Cluster Deployment | Minikube Cluster Setup | YAML Configuration for Argo CD | Troubleshooting Common Issues | Validation and Debugging | (96:00)
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10. GITOps - Argo CD DevOps Training By Mr. Vimal Daga on 22nd March_GMT20250322-122623 (32:04)
Basic Prerequisite Videos
AWS Session
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Session 1 - 11th June-Cloud computing|Cloud services|RAM|CPU|Amazon Elastic Compute Cloud (EC2)|AWS Regions|Bare metal|Virtualization |Containerization|AMI (196:49)
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Session - 1 - Summary
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Session 2 - 12th June-Launching an instance|Amazon Machine Images (AMIs)| SSH connection|GitBash |terminal interface|IP Address|permissions |Install Python|Create a web page|AWS Security Group (199:04)
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Session - 2 - Summary
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Session 3 - 13th June-infrastructure|scales resources|Microservices|flexibility|scalability|Lambda service|Create a function|environment|Function Logs|serverless| (159:02)
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Session - 3 - Summary
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Session 4 - 14th June-API Gateway| multiple functions|microservices|URL routing system|Application Programming Interface (API)|Logging|Configuring the API| search and mail| (159:49)
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Session - 4 - Summary
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Session 5 - 15th June-AWS root user|IAM|user permissions|AWS Management Console|ReadOnlyAccess| (145:54)
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Session - 5 - Summary
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Session 6 - 16th June-project (193:04)
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Session 7 - 19th June-storage services|Storage as a Service (STAAS)|AWS EBS|Block Storage|File Storage| Object Storage|S3| (133:10)
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Session - 7 - Summary
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Session 8 - 20th June-WebUI, API, and CLI|Boto3 library|Anaconda|AMI IDs|AWS resources|functions and methods (126:32)
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Session - 8 - Summary
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Session 9 - 21st June-S3 Bucket | serverless | Object Ownershipbox | ACLs | index document | SNS Service | subscription | Topics | (130:42)
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Session - 9 - Summary
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Session 10 - 22nd June-Lambda function | Integration Of SNS, S3 & Lambda | create event notification | object creation | ARN | IAM service | (129:51)
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Session - 10 - Summary
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Session 12 - 26th June-AWS Transcribe | Event-Driven Architecture | Lambda service | Cloudwatch service | events in the Cloudwatch service | (150:37)
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Session - 12 - Summary
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Session 13 - 27th June-AWS S3 | S3 event trigger | Lambda function | Transcribe service | OutputBucket | S3FullAccess & TranscribeFullAccess | output data location | (155:05)
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Session - 13 - Summary
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Session 14 - 28th June-API Gateway | integration API Gateway, Lambda, and S3 | REST API | IAM role with API Gateway a | ARN of the IAM | (148:02)
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Session - 14 - Summary
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Session 15 - 29th June-Web Server on the AWS Lambda | Amazon-SSM-agent program | security group | IAM Role- SSM | Amazon-SSM-Agent Program | (133:43)
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Session - 15 - Summary
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Session 16 - 30th June-2FA | AWS Cognito | user pool | Password policy mode | Optional MFA | Hosted UI customization | (148:38)
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Session - 16 - Summary-30-06-2023
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Session 17 -1st July-Local Area Network | netmask | Switch | Routers | isolated system | VPC | Elastic Network Interface | internet gateway | private & public IP | (168:33)
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Session -17 - summary - 01-07-2023
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Session 18 - 6th July-Amazon EventBridge | Key features of Amazon EventBridge | Event replay | schema registry | Amazon Simple Notification Service | (152:51)
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Session - 18 - Summary
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Session 19th - 10th July-Task (77:50)
Java Script Training by Mr. Vimal Daga - April 2025
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Session 1 - Introduction to frontend and backend in web development | JavaScript’s role in handling data and interactivity | Understanding runtime environments like Node.js | How REPL helps in real-time testing of code | Platform-specific considerations for JavaScript execution (102:30)
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Session 2 - Introduction to Node.js and running JS outside browsers | Using a single IDE for streamlined development | Creating and invoking functions | Variable declaration and its impact | Differentiating between strings, keywords, and errors (118:56)
Kubernetes
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12.Container Images | Container Engine-Docker, Podman, CRI-O | Why CRI-O Not Docker? | Swarm & Kubernetes Container Run Time | RunC | Single Node Cluster | SPOF | Manager-Node | Matrices & Fault Tolerances | Scale In & Out | Multi-Node Cluster | DataBase-ETCD | CNI | Calico (148:41)
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Summary - Session 12
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13.Overlay Network | BGP-Bird & SDN | Calico Tool | Tools For K8S Cluster Setup | Controlplane(MasterNode) | Cluster-2 WorkerNode & 1 MasterNode | Physical Resources for Nodes | Container Engine-CRI-O | Kubeadm Program | AWS EC2 Service | Agent Program-Kubelet | ClusterSetup Using AWS Cloud | (196:50)
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Summary - Session - 13
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14.Overlay Network | Router & Switches | SDN Concepts | Single node Cluster-Minikube | Multi Tier App | Connection String | Multi-POD App | Wordpress Application On K8S | Kubelet Program | Events In Cluster | Shell Variable or Environment Variable | Deployment | Entry Point In Docker |Â SVC-ClusterIP (96:12)
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Summary - Session 14
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16.1_ Certified Kubernetes Administrator - Openshift Admin Training by Mr. Vimal Daga_GMT20240222-152037 (63:07)
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17. Certified Kubernetes Administrator - Openshift Admin Training by Mr. Vimal Daga on 29th Feb 2024_GMT20240229-151657 (109:18)
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19. Free Helm Chart MasterClass by Mr Vimal Daga on 12th March 2024_GMT20240312-141820 (209:48)
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Ingress Controller | DNS and its uses | Routing (73:03)
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Custom resource & Custom resource definition (58:14)
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Network policy (54:26)
Extra Topics
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NAS | NFS | Persistent Mount | NTP Servers and Clients (117:24)
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NAS | NFS | Autofs (79:21)
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Namespace (21:17)
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Configmap (71:17)
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Authentication Part 1 (37:05)
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Authentication Part 2 (74:25)
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Role Based Access Control - Part 1 (18:37)
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Role Based Access Control - Part 2
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CRI - O Podman (114:46)
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User Management - part 1 (57:43)
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User Management - part2 (52:37)
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Node Selecter | Node Affinity | Taint & Tolerance (100:08)
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DaemonSet | Static Pod | Scheduler (107:19)
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Flannel Network - Weave | Firewall - Security Group | Network Policy (110:19)
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Statefulsets - Headless Service | Persistent Volume Tamplet | Multi Container - POD(pod Design Petorn (139:07)
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Job / Cronjob | Etcd | About Restart policy | Web server Use-cases | Batch Processing (60:22)
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Limits | Quotas | Security Constant (68:32)
DSA Extra Session
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Session 1 - Linear Search Algorithm | Best Case Scenario | Worst Case Scenario | Pre- created Algorithms | Unordered Array of data | Exit Code | Return Keyword | Garbage Value| Upperbound Value (109:09)
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Session 1 - Summary
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Session 2 - Linear Search | Traversal | Length of the data | Stack Memory | Pointers | Big O(n) | Big O(1) | Best Case Scenario | Worst Case Scenario (120:41)
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Session 2 - Summary
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Session 3 - Compile Time | Run Time | Static & Dynamic Memory Allocation | Stack vs Heap Memory | Organizing Data | Arrays | Data Structures | Continuous vs Non-continuous Storage | Linked List | C Demo: printf, scanf, stdio.h | Pointers | Array Access Time | Big O Notation (98:46)
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Session 3 - Summary
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Session 4 - Heap Memory | Stack Memory | Mallock Function | Dereferencing | Static Memory Allocation | Dynamic Memory Allocation | Compile Time | Allocation at Run Time | Stack Frame | Dynamic Array (126:37)
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Session 4 - Summary
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Session 5 - Access data value after function finished | Pointer to pointer or Double pointer | Use of * and ** in Double pointer | Use case of double pointer | Allocate heap memory using function | Allocation heap memory for array in C++ | De-allocation heap memory for array in C++ (126:15)
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Session 5 - Summary
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Session 6 - Member Access Operator | Static array | Dynamic array | Algorithm for extending dynamic array (117:44)
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Session 6 - Summary
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Session 7 - Class Template | More than one argument to templates | Create Dynamic array in heap memory (126:40)
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Session 7 - Summary
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Session 8 - STL (Standard Template Library) |Time Complexity | Extend Array | Append Data | CPU Time | POP | Vector | Capacity Function | push_back | Size Function " (116:20)
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Session 8 - Summary
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Session 9 - Create dynamic array | Vector | Traversal Operation | Iterator Class | push_back keyword | itr object | foreach loop | Challenges in array (102:49)
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Session 9 - Summary
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Session 10 - Limitation of Array| OutOfMemory Exception | Continuous way | Non-continuous way | Linked List | Node | Self-referencing class (131:59)
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Session 10 - Summary
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Session 11 - Insertion Operation on Array | Time Complexity of Insertion Operation on Array | Insertion Operation on Linked List | Time Complexity (Best Case Scenario) of Insertion Operation on Linked List | Time Complexity (Worst Case Scenario) of Insertion Operation on Linked List (106:34)
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Session 11 - Summary
