Core Java for QA Software Testing: From Beginner to Pro

 

Transforming into a Java Pro for Software Testing: A Beginner's Roadmap

Total Duration: 8-10 Weeks

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Module 1: Introduction to Java

• Duration: 5 Days
• Topics:
  1. Introduction to Programming and Java (1 Day)
     • What is Java? Overview and Features
     • Installing and Configuring the Java Development Kit (JDK) and Integrated Development Environment (IDE)
     • Writing and Executing Your First Java Program
  2. Java Basics: Data Types, Variables, and Operators (2 Days)
     • Primitive Data Types and Wrapper Classes
     • Variable Declaration and Initialization
     • Arithmetic, Relational, and Logical Operators
     • Type Casting and Type Promotion
  3. Control Structures (2 Days)
     • Decision Making: if, else, else if, switch Statements
     • Looping Constructs: for, while, do-while Loops
     • Understanding break, continue, and return Statements

Module 2: Object-Oriented Programming (OOP) in Java

• Duration: 2 Weeks
• Topics:
  1. Classes and Objects (4 Days)
     • Defining Classes and Creating Objects
     • Constructors: Default, Parameterized, Copy Constructors
     • Understanding this Keyword
     • Method Overloading and Method Invocation
  2. Inheritance and Polymorphism (4 Days)
     • Inheritance Concepts: Single, Multilevel, Hierarchical
     • Using super Keyword
     • Method Overriding and Dynamic Method Dispatch
     • Polymorphism: Compile-time vs Runtime
     • Upcasting and Downcasting
  3. Encapsulation and Abstraction (3 Days)
     • Access Modifiers: private, protected, public, and default
     • Getters and Setters Methods
     • Abstract Classes and Interfaces
     • Multiple Inheritance in Java through Interfaces

Module 3: Java Collections Framework

• Duration: 1.5 Weeks
• Topics:
  1. Introduction to Collections (3 Days)
     • Collection Interface Hierarchy: List, Set, Map
     • Working with ArrayList, LinkedList
     • Introduction to HashSet, LinkedHashSet, and TreeSet
     • Basics of HashMap, LinkedHashMap, TreeMap
  2. Working with Collections (4 Days)
     • Iterators and Enhanced for-loop
     • Sorting Collections with Comparable and Comparator
     • Understanding Generics in Collections
     • Collections Utility Class: Sorting, Searching, and Thread-safe Collections

Module 4: Exception Handling

• Duration: 1 Week
• Topics:
  1. Basics of Exception Handling (3 Days)
     • Exception Hierarchy: Checked vs Unchecked Exceptions
     • Using try, catch, finally Blocks
     • Handling Multiple Exceptions and Chained Exceptions
     • Throwing Exceptions with throw and throws Keywords
  2. Best Practices in Exception Handling (2 Days)
     • Using try-with-resources for Automatic Resource Management (ARM)
     • Writing Custom Exception Classes
     • Exception Propagation and Best Practices

Module 5: File Handling in Java

• Duration: 1 Week
• Topics:
  1. File I/O Basics (3 Days)
     • Working with File Class: Creating, Deleting, and Checking File Properties
     • Reading and Writing Text Files using FileReader and FileWriter
     • Buffered I/O using BufferedReader and BufferedWriter
     • Reading and Writing Binary Data with FileInputStream and FileOutputStream
  2. Working with Directories and Paths (2 Days)
     • Creating and Managing Directories
     • Using Path and Files Classes from java.nio.file Package
     • Advanced File Operations: Copying, Moving, Deleting, and Renaming Files

Module 6: Java for Test Automation

• Duration: 3 Weeks
• Topics:
  1. Introduction to Test Automation with Java (3 Days)
     • Why Choose Java for Test Automation?
     • Overview of Test Automation Frameworks in Java
     • Setting up a Maven/Gradle Project for Test Automation
     • Introduction to Build Tools: Maven and Gradle
  2. Selenium WebDriver with Java (1 Week)
     • Setting up Selenium WebDriver Environment
     • Understanding WebDriver Interface and Browser Drivers
     • Locating Web Elements Using ID, Name, XPath, CSS Selectors
     • Handling Web Elements: Input Boxes, Buttons, Dropdowns, and Checkboxes
     • Handling Alerts, Frames, and Windows
     • Working with Implicit, Explicit, and Fluent Waits
  3. JUnit and TestNG Frameworks (6 Days)
     • Setting up JUnit/TestNG for Java Projects
     • Writing Test Cases with JUnit/TestNG
     • Understanding Annotations in JUnit/TestNG (@Test, @Before, @After, @BeforeClass, @AfterClass)
     • Data-Driven Testing with JUnit/TestNG
     • Running and Organizing Tests with Suites
     • Generating Test Reports and Understanding Test Logs

Module 7: Advanced Java Topics

• Duration: 1.5 Weeks
• Topics:
  1. Java Streams and Lambda Expressions (5 Days)
     • Introduction to Functional Programming in Java
     • Streams API: Filtering, Mapping, Reducing Collections
     • Intermediate and Terminal Operations in Streams
     • Using Lambda Expressions: Syntax and Use Cases
     • Working with Method References
  2. Multithreading in Java (5 Days)
     • Understanding Threads and the Java Memory Model
     • Creating Threads by Extending Thread Class and Implementing Runnable Interface
     • Synchronization: Locks, synchronized Blocks, and Methods
     • Thread Communication with wait(), notify(), notifyAll()
     • Executor Framework: Creating and Managing Thread Pools
     • Introduction to Concurrency Utilities: CountDownLatch, CyclicBarrier, Semaphore

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Final Project: End-to-End Test Automation

• Duration: 1.5 Weeks
• Project: Develop a comprehensive test automation suite using Java, Selenium, and TestNG. The project should incorporate all the learned concepts, including OOP principles, exception handling, file handling, collections, and advanced topics like multithreading and streams. Ensure to cover various testing scenarios, including data-driven testing, parallel execution, and generating detailed test reports.

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Total Duration: 8-10 weeks of dedicated study and practice.

This detailed plan will guide you from a beginner to a professional level in Core Java, with a strong emphasis on the concepts and skills required for effective QA software testing.