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Core Java Course > Interview Questions

Interview Questions and Answers Part-1

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Course Content

Introduction to Java

Installation of Java Development Kit (JDK)

Installation of Eclipse IDE

History of Java

"Hello World" Java Program

Features of Java

Objects and Classes in Java

Inheritance in Java

Abstraction in Java

Polymorphism and Encapsulation in Java

Object-Oriented Programming (OOP) V/S Procedure-Oriented Programming(POP)

Java Virtual Machine, Java Runtime Environment and Java Development Kit (JVM, JRE and JDK)

Keywords and Variables in Java

Primitive Data Types in Java

Type Casting in Java

Reference Data Types in Java

Arithmetic Operators in Java

Shift Operators in Java

Relational and Logical Operators in Java

Bitwise Operators in Java

Assignment Operators in Java

Conditional Operators in Java

Garbage Collection in Java

Assignment: Fundamentals of Java

Conditional If Statement

Conditional If - Else Statement

Conditional If - ElseIf Ladder Statement

Conditional Nested If Statement

Conditional Switch Case Statement

While Loop in Java

do-While Loop in Java

For Loop in Java

For-Each loop in Java

Jump Statements in Java

Assignment: Control Structure of Java

Arrays in Java

Example of Arrays in Java

Single-Dimensional or Multi-Dimensional Arrays in Java

Copy / Clone an Array in Java

Assignment: Arrays in Java

Method Declaration in Java

Example of Method Declaration in Java

Method Overloading in Java

Recursive Method in Java

Assignment: Methods in Java

Class and Object Declaration in Java

Access Modifiers in Java

Array of Objects in Java

Constructors in Java

'this' Keyword in Java

'static' Keyword in Java

Initializer Block in Java

Wrapper Class in Java

Assignment: Objects And Classes in Java

Inheritance in Java

Types of Inheritance in Java

'super' Keyword in Java

Constructors in Inheritance in Java

Method Overriding in Java

'final' Keyword in Java

Introduction to Object Class in Java

toString() Method in Java

hashCode() Method in Java

equals() Method in Java

clone() Method in Java

getClass() Method in Java

finalize() Method in Java

Assignment: Inheritance in Java

Abstract Classes and Methods in Java

Abstract Class and Final Class in Java

Interface in Java

Example of Interface in Java

Difference Between Abstract Class and Interface in Java

Assignment: Abstract Class and Interface in Java

Packages In Java

User-Defined Packages in Java

Packages and Access Specifiers in Java

Assignment: Packages in Java

Exception Handling in Java

'try', 'catch' and 'finally' Keywords for Exception Handling

'throw' and 'throws' Keywords for Exception Handling

Add and End Keywords For Exception Handling

Exceptions Hierarchy in Java

Types of Exceptions in Java

Custom Exception in Java

Assignment: Exception Handling in Java

Collections Framework in Java

List Interface in Java Collection Framework

ArrayList and LinkedList in Java

Set Interface in Java Collection Framework

SortedSet Interface in Java Collection Framework

Map Interface in Java Collection Framework

Example of Map Interface in Java Collection Framework

SortedMap Interface in Java Collection Framework

Assignment: Collection Framework in Java

Introduction to Java Input /Output Stream Classes

Introduction to File Class and Methods of File Class in Java

File Class Methods in Java

Introduction to Stream Classes in Java

OutputStreamWriter Classes in Java

InputStreamReader Classes in Java

Example of OutputStreamWriter and InputStreamReader in Java

RandomAccessFile Class in Java

Serialization and Deserialization in Java

Assignment: I/O Packages in Java

Thread Concept in Java

Create a Thread - By Extending Thread Class in Java

Create a Thread - By Implementing Runnable Interface in Java

Thread Class Methods in Java

Lifecycle and States of a Thread in Java

Daemon Thread in Java

Synchronization in Java

Inter-thread Communication in Java

Assignment: Threads in Java

Regular Expressions (Regex) in Java

Pattern Class in Regex Package

Study Methods of Matcher Class in Java

Index Methods of Matcher Class in Java

Replacement Methods of Matcher Class in Java

Character Classes in Regex Expression

Quantifiers in Regular Expressions

Metacharacters in Java Regex

Assignment: Regular Expressions (Regex) in Java

Lambda Expressions Concept in Java

Lambda Expressions with Parameters in Java

Consumer Function Interface in Java

Predicate Function Interface in Java

Assignment: Lambda Expression and Functional Interface

Introduction to Library Management System Project

Create Model Class

Create Book Manager Class

Create Student Manager Class

Create Book Transaction and Book Transaction Manager Class

Set Custom Exception and Regular Expression

Main Class - Menu Format for Students

Main Class - Student Management by Librarian Part -1

Main Class - Student Management by Librarian Part -2

Main Class - Book Management by Librarian

Main Class - Book Management by Student

Main Class - Issue and Return Books

Main Class - Transaction Manager

Course Summary

Interview Questions and Answers Part-1

Interview Questions and Answers Part-2

Career Guidelines

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