Java Related Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Java Related Interview Questions

Questions Answers Views Company eMail

Explain different data types in Java.

5 1236

Can we declare Pointer in Java?

5 1455

What is the default value stored in Local Variables?

5 1388

Difference in the use of print, println, and printf.

5 1171

Is it possible to make an array volatile?

4 1296

What is an object-oriented paradigm?

5 1357

What are the Memory Allocations available in JavaJava?

1 708

What is a singleton class in Java? And How to implement a singleton class?

2 815

Can you explain the Java thread lifecycle?

1 819

In the below Java Program, how many objects are eligible for garbage collection?

1 983

What is JDK? Mention the variants of JDK?

1 811

What are Brief Access Specifiers and Types of Access Specifiers?

1 800

Explain Method Overloading in Java.

1 870

Give a briefing on the life cycle of a thread.

1 787

Brief the life cycle of an applet.

1 656

Un-Answered Questions { Java Related }

What are the different versions of nm?

891

What access modifiers can be used for class ?

979

Difference between start() and run() method of thread class?

1011

Why do we use annotations?

399

What is string data?

947

How many arguments can be passed to main ()?

947

What are the two ways of implementing multi-threading in java?

1435

Why do I get UnsatisfiedLinkError when I try to use my JDBC driver?

976

Does string isempty check for null?

970

Explain the generic term internet.

965

How managed servers communicate with each other?

984

Which exception is thrown if the servlet is not initialized properly?

982

What is a jms session?

883

How do stubs function in a web logic cluster?

989

How is an event handled in spring?

367

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