Java Interview Questions

Choose from our comprehensive collection of Java interview question categories. Each category contains expertly curated questions to help you prepare for your next job interview.

12 Categories Available
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Select a category below to view all interview questions and answers for that topic.

Exception Handling and Error Management

20 questions available

4 Basic 7 Medium 9 Advanced

Fundamentals

5 questions available

2 Basic 3 Medium

Java Collections Framework

20 questions available

5 Basic 6 Medium 9 Advanced

Java Database Connectivity

20 questions available

5 Basic 6 Medium 9 Advanced

Java Fundamentals

21 questions available

7 Basic 5 Medium 9 Advanced

Java Generics

20 questions available

4 Basic 6 Medium 10 Advanced

Java I/O and File Handling

20 questions available

4 Basic 7 Medium 9 Advanced

Java Memory Management

20 questions available

3 Basic 7 Medium 10 Advanced

Multithreading and Concurrency

20 questions available

3 Basic 7 Medium 10 Advanced

Object-Oriented Programming in Java

20 questions available

5 Basic 6 Medium 9 Advanced

collections

5 questions available

4 Medium 1 Advanced

multithreading

5 questions available

2 Basic 1 Medium 2 Advanced
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