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MC 0.399 · 7 Nov 2026, 14:52 EST

Java Interviews - Page 2 - DevSocial

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Java

Write portable, high-performance applications with Java. Learn language features, collections, streams, concurrency, JVM tuning, build tools, testing, and popular frameworks to deliver secure, maintainable services and desktop or Android apps.

Java

Interviews in Java

What are Java Classes?

What are Basic Operators in Java?

What are Java Operators?

How to read input from console using Scanner in Java?

What is bitset in Java? Give an example.

What is Spring MVC Framework?

How to use java in an HTML page and what it's called?

What are the new features in Java 8?

what if I write ( static public void ) instead of ( public static void ) ?

how many types of memory area are allocated by java virtual machine ?

What is the difference between JRE, JVM and JDK?

What is Java FX?

Why use string handling in Java?

Why Java take 2 byte of memory for store character ?

What is IOC and DI?

What is an exception? difference between Checked and Unchecked exception in Java

Difference between String, StringBuffer, and StringBuilder in Java

What is the difference between Hashtable and hashmap in Java

What is the difference between ArrayList and Vector? which one is better in Java

What all the collection framework classes you have used in your application in Java

How will achieve multiple inheritance using interfaces in Java

Can you give some real time example where you have used an interface and abstract class in Java

What is the difference between abstract class and an interface in Java

What is a singleton class in Java

what is IIOP?

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