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Java Programming Language

This tutorial covers the Java programming language and includes explanations of various programs. It also provides multiple choice questions and answers for exams and organizes the questions and answers by chapter. Improve your understanding and prepare for exams with this comprehensive resource.

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247

Instructor

Rumman Ansari

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Course Overview

Everything a learner needs before starting the course.

Learning Outcomes

Gain a deep understanding of Java programming language.
Master Java syntax, data types, operators, and best practices for writing efficient, maintainable code.
Learn object-oriented programming (OOP) concepts, including classes, objects, methods, and inheritance.
Understand exception handling, multithreading, and Java collections framework.
Work with file handling, JDBC for database connectivity, and APIs.
Develop real-world Java applications using frameworks like Spring and Hibernate.

Target Audience

Students & Beginners looking to start their career in Java development.
Professionals transitioning into software development with Java.
Web developers and backend engineers interested in Java frameworks like Spring Boot.
Developers looking to enhance their skills in object-oriented programming.
Android developers who want to strengthen their Java fundamentals.

Prerequisites

No prior programming experience is required – everything is covered from scratch.
A computer with an internet connection to practice Java programming.
A willingness to learn and solve coding challenges.

More Information

Send Message (For online class)

Rumman Ansari

rummanansari6@gmail.com

Rumman Ansari is a Software Engineer, YouTuber, and Professional Educator with over a decade of experience in enterprise software development, technical architecture, and digital learning systems. He specializes in Microsoft Dynamics 365 Finance & Supply Chain Management, with deep expertise in X++ programming, SSRS reporting, and MB-500, MB-700 certification preparation.

As a content creator and educator, he runs a growing technical ecosystem through rummanansari.com and his YouTube channel, delivering structured, project-based learning to thousands of students worldwide. His content library includes nearly 1,000+ technical tutorials covering ERP development, web technologies (Java, Python, JavaScript, PHP, Bootstrap 5, etc.), database systems, and practical software engineering concepts.

He has professional experience as a System Engineer at Tata Consultancy Services (TCS) and Accenture, and holds an M-Tech in Computer Science. Combining real-world enterprise experience with simplified teaching methods, Rumman focuses on making complex technical concepts easy to understand, practical to implement, and scalable for career growth.

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Course Curriculum

Explore modules, topics, MCQs, questions, and coding items.

Tokens in Java Article •10 MCQ •6 Q

Escape sequences in Java Article •10 MCQ

Character Set in Java Article •1 Q

Benefits of OOP Article •10 MCQ •22 Q

Basic Structure of Java Program Article

Simple Program of Java- Hello World! Article •Video •1 MCQ •2 Q

Programming pattern Article

Path Setting Article •2 Q

Installing and Configuring Article

Download Java Development Kit -JDK Article •2 MCQ •1 Q

JRE - Java Runtime Environment Article

JDK - Java Development Kit Article •2 MCQ •4 Q

JVM - Java Virtual Machine Article •4 MCQ

Compilation and Execution Process Article •10 MCQ •16 Q

Keywords in Programming Language Article •Video •1 MCQ

Important Books for Java Article

Introduction to Data type Java Article •29 MCQ •12 Q •2 Code

char - Data Type in Java Article •4 MCQ •2 Q •4 Code

Unicode System in Java Article •1 Q •2 Code

boolean - Data Type in Java Article •3 MCQ •4 Q •1 Code

byte - Data Type in Java Article •4 MCQ •2 Q •1 Code

short - Data Type in Java Article •3 MCQ •2 Q •1 Code

int - Data Type in Java Article •2 MCQ •2 Q •1 Code

long - Data Type in Java Article •3 MCQ •1 Q •1 Code

float - Data Type in Java Article •2 MCQ •1 Code

double - Data Type in Java Article •3 MCQ •2 Q •1 Code

Data Type Conversion or Casting in Java Article •Video •1 MCQ •5 Q

Variable - in Java Article •3 Q

Variable initialization and Declaration - in Java Article •1 Q •1 Code

Variable Types and Scope- in Java Article •1 Code

Constants in Java Article •1 Q •9 Code

Operators in Java Article •1 MCQ •6 Q •5 Code

Arithmetic Operators in Java Article •10 MCQ •1 Q •2 Code

Assignment Operators Java Article •14 MCQ •3 Code

Relational Operators Article •10 MCQ

Conditional (Ternary) Operator in Java Article

Logical Operators in Java Article •11 MCQ •1 Q •5 Code

Expression Evaluation in Java Article •13 Q

Bitwise Operators Article •12 MCQ •3 Code

Operator precedence in Java Article •1 MCQ

Shift Operators Article

instanceof operator in Java Article •7 Code

Control flow in programming Article •Video •18 MCQ •1 Q •12 Code

Decision Making in Java Introduction Article •1 Q

if statement in Java Article •3 Q •3 Code

if else Statement in Java Article •4 Code

Nested if Statement in Java Article •1 Code

if else if ladder in Java Article •2 Code

switch case in Java Article •9 MCQ •2 Q •8 Code

Three Constructs That Govern Statement Flow Article

Loop Introduction in Java Language Article •2 MCQ •1 Q

While Loop in Java Language Article •Video •3 MCQ •12 Code

Do While Loop in Java Language Article •5 MCQ •6 Code

Jump statements in Java Article •1 Q

Nested Loops in Java Language Article •7 MCQ

Labeled For Loop in Java Language Article •3 MCQ •2 Code

For each loop in Java Language Article •Video •2 MCQ •6 Code

For Loop in Java Language Article •5 MCQ •2 Q •7 Code

Empty Loop in Java Article •Video

Introduction in String Java Article •5 MCQ •37 Code

Immutable Strings and Interned Strings in Java Article •1 MCQ

String comparision in Java Article •1 MCQ

Sub String in Java Article

StringBuffer in Java Article •1 Code

StringBuilder in Java Article

Array in java Article •6 Q •21 Code

Array Introduction in Data Structure Article •Video •10 MCQ •12 Q •15 Code

Need for Array Article •Video

Insert an Element in the Middle of an Array Article

Delete an Element in the Middle of an Array Article

2D and Multi-Dimension Array in Java Article •10 Q •2 Code

Bubble Sort Implementation in Java Article •Video •8 MCQ

Introduction to Searching in Java Article •1 MCQ •4 Code

Linear Search Searching in Arrays (Java) Article •1 MCQ

Binary Search in Arrays (Java) Article

Built-in Searching Methods in Java Article

Class and Object Concept in Java Article •1 MCQ •22 Q •15 Code

Concept of Methods related to object Article •Video •1 MCQ •5 Code

Methods Overloading Java Article •5 Q •1 Code

Constructor in Java Article •17 Q •8 Code

Constructor overloading Article •1 Q •2 Code

Methods Examples Java Article •1 MCQ •1 Q •5 Code

this Keyword in Java Article •16 Code

static Keyword in Java Article •3 Q •12 Code

Covariant return types Article

finalize() method in java Article •1 Q

Recursion in Java Article •17 MCQ •7 Q •1 Code

Pure Method in Java Article •1 MCQ

Impure Method in Java Article •1 MCQ

In Java, Object is the superclass of all other classes Article •1 Q

Inheritance in Java (IS-A) Article •Video •14 MCQ •6 Q •10 Code

Aggregation in Java (HAS-A) Article

super keyword in Java Article •6 Code

Instance initializer block Article

static block in Java Article •1 Q

final keyword Article •7 Code

Garbage Collection in Java Article

Wrapper Class in Java Article •1 Q •58 Code

Nested Class In Java Article •1 Q

Command Line Argument Article •Video

Student Management System (Basic Version) Article

Introduction to Interface Article •Video •2 Q •5 Code

Interface and Inheritance in Java Article •1 MCQ •3 Code

Abstract vs Interface Article •1 Q

Introduction to Exception Handling - Java Article •76 Q

try and catch Article •4 Q

Multiple catch block in java Article

Nested try block in java Article

Number Class Introduction Article •1 MCQ •20 Code

Mathematical Library Methods in Java Article •10 MCQ

decrementExact() method Article

cosh() method Article

copySign() method Article

cbrt(double a) method Article

addExact(long x, long y) method Article

addExact(int x, int y) method Article •1 Code

random() Method Article •1 Code

toRadians() Method Article •1 Code

toDegrees() Method Article •1 Code

atan2() Method Article •1 Code

getExponent(double d) method Article

hypot(double x, double y) method Article

toIntExact() method Article

tanh() method Article

sinh() method Article

nextDown() method Article

nextUp() method Article

nextAfter() method Article

negateExact() method Article

multiplyExact() method Article

incrementExact() method Article

IEEEremainder(double f1,double f2) method Article

atan() Method Article •1 Code

acos() Method Article •1 Code

rint() Method Article •1 Code

floor() Method Article •1 Code

ceil() Method Article •1 Code

abs() method Article •2 Code

parseInt() method Article •15 Code

toString() Method Article

valueOf() method Article

equals() method Article

compareTo() method Article

xxxValue () Method in Java Article

round() Method in Article •1 Code

min() Method Article •1 Code

asin() Method Article •1 Code

tan() Method Article •1 Code

cos() Method Article •1 Code

sin() Method Article •1 Code

sqrt() Method Article •1 Code

pow() Method Article •1 Code

log10() method Article

log() Method Article •1 Code

exp() Method Article •1 Code

max() Method Article •1 Code

Java Library Classes and Packages Article •33 Q

Introduction to Character Class Article •1 MCQ •1 Q •1 Code

isLetter() Article •1 Code

isDigit() Article •1 Code

isWhitespace() Article •1 Code

isUpperCase() Article •1 Code

isLowerCase() Article

toUpperCase() Article •1 Code

toLowerCase() Article •1 Code

toString() Article •1 Code

trim() method Article

length() Method Article •1 Q

capacity() Method Article

ensureCapacity() Method Article

setLength() Method Article

charAt() Method Article •1 Code

setCharAt() Method Article

getChars() Method Article

append() Method Article •1 Q

insert() Method Article

reverse() Method Article

Project Question: Electricity Bill Calculator Article

Project Solution: Electricity Bill Calculator Article

Project Question: Hotel Booking System Article

Project Solution: Hotel Booking System Article

Vector Introduction Article •2 Q

Polymorphism in Java Article •2 Q •2 Code

Abstract class and method Article •4 Q •9 Code

Package Introduction in Java Article •2 MCQ •3 Q

Sub Package in Java Article

static import in Java Article

Access Modifiers in Java Article

Non Access Modifiers in Java Article

Encapsulation in Java Article •Video •1 MCQ

Access modifier Example 1 Article

Access modifier Example 2 Article

Access modifier Example 3 Article

Access modifier Example 4 Article

Introduction to Multithreading Article •6 Q

Life Cycle of Thread Article •3 Q

Create Thread Article •6 Q

Applet Introduction Article •1 MCQ •29 Q

Applet class and it's Skeleton Article •1 MCQ

Graphics in Applet Article •1 MCQ •4 Q

Displaying Image in Applet Article •1 MCQ

No subchapters available.

Java Networking Article •5 Q

Computing and Ethics Article •17 MCQ •15 Q

Java Language Fundamental Article •30 MCQ

Java Language Basics Article •12 MCQ

Java Interviews MCQs Article •18 MCQ

History of Java Article •10 MCQ

Java Data Types and Variables - MCQ Article •51 MCQ

Literals in Java - MCQ Article •10 MCQ

Java Input Output MCQ Article •4 MCQ

Declaration and Access Control in Java Article •25 MCQ

Operator in Java Article •13 MCQ •1 Q

Java Control Flow Article •19 MCQ

Java Constructor and Methods Article •32 MCQ •3 Q

Array in Java Article •15 MCQ •1 Q

String in Java Article •19 MCQ •3 Q

Overriding and Overloading in Java Article •12 MCQ

Inheritance in Java MCQ Article •31 MCQ •4 Q

Java Interfaces And Abstract Classes MCQ Article •20 MCQ

Java thread MCQ Article •22 MCQ

Java Exception MCQ Article •25 MCQ •1 Q

No subchapters available.

Example 1: ATM Simulation Article

Project Question: Creating a Hollow Square with Diagonal Lines Article

Project Solution: Creating a Hollow Square with Diagonal Lines Article

Project Assignment: Creating an X Pattern Article

Project Solution: Generating an X Pattern in Java Article

Project Question: Hollow Square Pattern Article

Project Solution: Hollow Square Pattern Article

Project Assignment: How to Implement Binary Search Article •Video

Project Solution: How to Implement Binary Search Article

Project Assignment: Determine the Best Performing Section in Final Exams Article

Project Solution: Determine the Best Performing Section in Final Exams Article

Project Bonus Task & Solution: Determine the Best Performing Section in Final Exams Article

Java History Article •1 Q

Java Features Article •13 MCQ •30 Q

How Java Differs from C and C++ Article •10 MCQ

Java and Internet Article

Java Characteristics: A Comprehensive Guide Article •16 MCQ •2 Q

Basic Concept of OOP Article •96 MCQ •52 Q •1 Code

TCS Core Java Questions Article •12 MCQ

All Difference in Java Article •37 Q

Project Question: Number of boxes into cartons of capacities Article

Project Answer: Number of boxes into cartons of capacities Article

Project Question: Matrix: input, rotate 270° anticlockwise, sum odds, error if invalid. Article

Project Answer: Matrix: input, rotate 270° anticlockwise, sum odds, error if invalid. Article

Project Question: Check if a sentence has consecutive word lengths and ends with . or ?. Article

Project Answer: Check if a sentence has consecutive word lengths and ends with . or ?. Article