Java Top 100+ Interview Questions and Answers - Technology369kk

Introduction About Post :-

Here's an introduction, a list of some essential Java programs commonly asked in interviews, and explanations and expected outputs. These programs cover fundamental topics like data structures, algorithms, and basic Java syntax—skills often tested to assess problem-solving ability and understanding of Java's core concepts. 

So, let's get started now. most of popular questions are  included in this post, but the answer is included on particular page. I hope this post is helpful for you thank you. 

Java Programs Questions and Answers 

Hello World in Java

Addition of Two Numbers

Area of Circles 

Area of Rectangle 

Print 2D Array 

Copy Array from A1 to A2

Sum of Natural Number

Binary Search 

Bitwise Operator

Bubble Sort

Calculator Percentage

Char Array To String

Constructor Example 

Create File/IO

Current Date and Time

Date To String

Binary To Decimal

Decimal To Binary 

Decimal To Hexadecimal 

Decimal To Octal

Delete To Directory 

DeleteElementArray

Display IP Address

DoWhileLoop

EvenOrOdd

Factorial Recursion 

FinallyExcaption

ArmStrongNumber

Factorial Number

Simple For Loop

LCM and GCD

Grabage Value in Memory

HexaDecimal To Decimal

Insertion in Sort

Find Largest Number

Enter three number find largest

Fast and Last Modification

Find Leap Year 

DSA Linear Search 

How many Folder Available in Folder 

MatrixMultiPlication

Matrix Transpose

MergeSort

ConvertNumber System

Octal To Decimal 

Plindrome Number

PascalTrinagle in Number 

Count 0 to Enter Prime Number

Multiplication Table

QuickSort in DSA 

Rondam Funtion

Random Number

Removing Vowels from Sentences 

Reverse String Array 

Selection Sort