Java Interview Questions Course - Boost Your Skills with AI-Powered Learning | Edureify



Java Interview Questions

720 hours
lessons
BEGINNER
Course Progress
0 % Complete
1 . Introduction

Introduction to Course

20 min
2 . Basics

Find the Smallest Element in an Array

20 min

Check Whether a Number is Prime or Not

20 min

Number of Vowels in a String

20 min

Length of the String

20 min

Reverse a Given String

20 min

Second Largest Element in an Array

20 min

Find Factorial of a Number

20 min

Remove Spaces From a String

20 min

Swap two numbers Without Using the Third Variable

20 min

Count Number of Digits in a Number

20 min

Find Nth Fibonacci Number

20 min

Toggle the Case of Every Character in the String

20 min

Calculate the Number of Times a Digit Appears in a Number

20 min

Separate 0's and 1's from an Array

20 min

Separate Even and Odd Numbers in an Array

20 min

Count the Number of Capital Letters in a String

20 min

Sum of Largest and Smallest Element in an Array

20 min

Find x Power n Using Recursion

20 min

Reverse an Array Without Using the reverse() Method

20 min

Check Whether a String is Palindrome or Not

20 min

Check Two Strings are Anagrams or not

20 min

Find the Index of the First and the Last Occurrence of an Element

20 min
3 . Intermediate

Find Unique Character in a String

20 min

Check Whether Given Number is Armstrong or Not

20 min

Minimum Characters to Make a String Palindrome

20 min

Find Missing Number in a Number Sequence

20 min

Print Repeated Elements in a String

20 min
4 . Advanced

Find Leaders in an Array

20 min

Check If A Given String Is A Palindrome

20 min

Count the Number of Words in a String Using HashMap

20 min

Check Whether a String is a Valid Email Address

20 min

Permutation of a String

20 min

Find Longest Palindromic Substring in a Given String

20 min

Combinations of List Elements Whose Sum Equals the Target Value

20 min
5 . Theory Questions

Java Virtual Machine(JVM)

20 min

Types of Memory Area Allocated by JVM

20 min

JIT Compiler

20 min

Exceptions in Java

20 min

Static and Non-Static Method

20 min

Final Variable, Method and Class

20 min

No Pointers in Java

20 min

Overloading the main() Method

20 min

JVM, JRE, JDK

20 min

Wrapper Class

20 min

Making a Constructor final

20 min

Difference Between an Interface and an Abstract Class

20 min

Java Functional Interface

20 min

Multiple Inheritance not Supported in Java

20 min

Difference Between "throw" and "throws"

20 min

Overriding Static Method

20 min

Overriding an Overloaded Method

20 min

Does a class Inherit Constructors of its Superclass?

20 min

Create Instances When Constructor is not Defined

20 min

main() Method in Java

20 min

equals() Method and == operator

20 min

Garbage Collection in Java

20 min

HashMap and Hashtable

20 min

Local Variable and Instance Variable

20 min

Heap Memory and Stack Memory

20 min

main() isn't Declared as static

20 min

String, StringBuilder, StringBuffer

20 min

Multithreading in Java

20 min

final, finalize and finally

20 min

Enums

20 min

System Class

20 min

Global Variables

20 min

Synchronized Methods or Blocks

20 min

Iterator and ListIterator

20 min

Polymorphism

20 min
6 . Java Coding Challenges

Sum of Even and Odd Numbers

20 min

Numbers in a String

20 min

Same Sum of Digits in Two Numbers

20 min

Reverse the Odd Length Words

20 min

Find all the Words That Starts With a Given Letter

20 min

Find the Longest Common Prefix in the Given Strings

20 min

Reverse the Number

20 min

Product Maximizer

20 min

Divisible by 5

20 min

Hash

20 min

Surrrp

20 min

Pizza Topping Problem

20 min

GCD of Two Numbers

20 min

Length of the Largest Block

20 min

Count Triplets

20 min

Sum of all Numbers in the String

20 min

Rightmost Digits

20 min

Base and Remove String

20 min

Multiply By Two And Filter Twos

20 min

Consecutive List of Numbers

20 min

Has Seven

20 min

Balanced Array

20 min

271 Pattern

20 min

Repeat String

20 min

Closest Palindrome Number

20 min

Lucky Seven

20 min

Count the Number of Lone 5s

20 min

Harshad Number

20 min

Find the Missing Letter

20 min

Concatenate the First and Last Word

20 min

Standard Deviation

20 min

Course Curriculum

Module 1: Web Development Fundamentals

Module 2: Advanced JavaScript Concepts

Module 3: Building Responsive Layouts

Module 4: Working with APIs

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