https://github.com/hegdepavankumar/top_50_java_programming_interview_questions

Top 50 Java Interview Questions
https://github.com/hegdepavankumar/top_50_java_programming_interview_questions

algorithms competitive-programming interview-questions java logic

Last synced: 10 months ago
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Top 50 Java Interview Questions

• Host: GitHub
• URL: https://github.com/hegdepavankumar/top_50_java_programming_interview_questions
• Owner: hegdepavankumar
• License: mit
• Created: 2023-03-26T16:32:46.000Z (almost 3 years ago)
• Default Branch: main
• Last Pushed: 2023-04-05T12:20:56.000Z (almost 3 years ago)
• Last Synced: 2025-01-23T17:56:31.874Z (12 months ago)
• Topics: algorithms, competitive-programming, interview-questions, java, logic
• Language: Java
• Homepage: https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/README.md
• Size: 17.6 KB
• Stars: 3
• Watchers: 2
• Forks: 1
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • Funding: .github/FUNDING.yml
  • License: LICENSE
  • Security: SECURITY.md

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| Number | Question| Solutions |

|:------:|------------|:---------:|

| 1 | How do you reverse a string in Java? | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Java_Programs/Question1.java)

| 2 | How do you swap two numbers without using a third variable in Java? | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Java_Programs/Question2.java)

| 3 | Write a Java program to check if a vowel is present in a string. | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Java_Programs/Question3.java)

| 4 | Write a Java program to check if the given number is a prime number. | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Java_Programs/Question4.java)

| 5 | Write a Java program to print a Fibonacci sequence using recursion. | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Question5.java)

| 6 | How do you check whether a string is a palindrome in Java? | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Question6.java)

| 7 | How do you remove spaces from a string in Java? | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Question7.java)

| 8 | How do you sort an array in Java?| [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Question8.java)

| 9 | How do you reverse a string in Java? | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Java_Programs/Question1.java)

| 10 | How do you check if two strings are anagrams of each other?| [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Question9.java)

| 11 | How do you create text blocks in Java?| [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Question10.java)

| 12 | Write a program to Print 1 to N numbers? | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Java_Programs/Question11.java)

| 13 | Write a program to Print REVERSE of N to 1 numbers? | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Java_Programs/Question12.java)

| 14 | Write a program to display sum of 1 to N numbers? | [Solution](https://github.com/hegdepavankumar/Top_50_Java_Programming_Interview_Questions/blob/main/Java_Programs/Question13.java)