Vighneshwar Bhat

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300+ Java Interview Questions : Basic to Advanced
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Digital Product
4Sales

Preparing for a Java interview? Stop wasting time scattered across random blog posts.

This book gives you 300+ carefully curated Java interview questions with detailed answers and code examples — organized from Basic to Advanced, covering everything interviewers actually ask in 2026.

What's inside:

  • Core Java fundamentals & OOP principles
  • Collections, Generics, and Exception Handling
  • Multithreading & Concurrency deep dives
  • Java I/O and NIO
  • Java 8 (Lambdas, Streams, Optionals)
  • Java 11, 17, and 21 LTS features and more
  • Tricky & gotcha questions that eliminate most candidates
  • JVM internals & performance tuning

Whether you're a fresher or a experienced developer targeting senior roles, this book covers the full spectrum.

300+ questions. 12 chapters. One book.

It even includes

  • Top 75+ Tricky Java Interview Questions.
  • Top 50+ Java Streams Coding Interview Questions
  • Top 50+ Java 8 Interview Questions

What are people saying

Thanks a lot. Very helpful, I can able to solve streams questions in interviews. Please create backend scenario based interview questions based on spring boot, kafka... It will be very helpful.
Nivetha
Jan 2026
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300+ Java Interview Questions : Basic to Advanced with Vighneshwar Bhat