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Java Programming Interview Questions

Coding Question In Java: Mostly Asked Java Coding Questions [2022]

Coding has become a basic requirement for acquiring many jobs these days, with many companies looking for employees who have a strong grasp of coding knowledge.

Writing computer programs is everywhere in the modern world and meets you in your workplace, the supermarket, and the traffic control. You interact with standardised bar-code scanners regularly, and you almost certainly use lots of code while working, whether you're using a word processor to compose a letter or an email platform to send messages.

Here, we have mentioned the most commonly asked Java programming questions in interviews.





Java Coding questions on Numbers

Que1. Write a Java program to reverse a number.
Que2. How to write Sum of n numbers in Java?
Que3. Write a Java program to print multiplication table.
Que4. How to write factorial of a number in Java using recursion?
Que5. How to write Java program to search an element in an array?
Que6. How to write largest number in array using Java?
Que7. How to find power of a number in Java?
Que8. How to merge array program in Java?
Que9. How to perform swapping of two numbers in Java?




Java Coding questions on String

Que10. How to reverse a sentence in Java?
Que11. How to convert String to char array in Java?
Que12. How to convert Char array to string in Java?
Que13. How to reverse a string in Java?
Que14. Write a Java program to compare two strings.
Que15. How to count the total number of vowels present in a string using the Java?
Que16. How to remove spaces from a string using Java programming?




Java Coding questions on Data Structures

Que17. How do you write a bubble sort algorithm in Java?
Que18. How to implement Priority Queue in Java?
Que19. How to write Tower of Hanoi program in Java?
Que20. How to write Quicksort program in Java?
Que21. How to implement a Queue using Java programming language?




Java Coding questions on Matrix

Que22. How to write Matrix transpose in Java?
Que23. How to perform addition of two matrix in Java?
Que24. How to determinant of a matrix in Java?




Java logical interview questions

Que25. How to write a Java program to check eligibility for voting?
Que26. How to write a Java program to get the power of a number using a recursion function?
Que27. Write Java program to print Hollow Diamond Pattern.
Que28. How to find the roots of quadratic equation using Java programming language?
Que29. Write a Java program to get the power of a number using a recursion function.
Que29. Write a Java program to get the power of a number using a recursion function.




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