Java Interview Preparation Guide | 30 Most Important Questions

🎯 If you’re preparing for a Java interview — this video is all you need!

We go through 30 of the most commonly asked Core Java interview questions — explained simply and practically. Whether you’re brushing up your basics or aiming for a Java developer role, this will strengthen your fundamentals and confidence.

From how JDK, JRE, and JVM work to compilation, bytecode, memory areas (Heap, Stack, Method Area), and exception handling, you’ll understand what really goes on behind the scenes in Java.

You’ll also learn about:

✅ String immutability and static vs non-static methods
✅ try-catch-finally blocks, throw vs throws, and Error vs Exception
✅ Garbage collection, final vs finally vs finalize()
✅ HashMap vs Hashtable, ArrayList, StringBuilder, StringBuffer
✅ And how Java’s object-oriented features make it powerful and flexible

💡 Perfect for:

Students preparing for Java interviews
Developers revising Core Java concepts
Anyone wanting to deeply understand how Java works internally

📘 Watch till the end — even one missed question might be the one you’re asked next!

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