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 1386

Can we declare Pointer in Java?

5 1625

What is the default value stored in Local Variables?

5 1546

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

5 1295

Is it possible to make an array volatile?

4 1424

What is an object-oriented paradigm?

5 1508

What are the Memory Allocations available in JavaJava?

1 762

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

2 892

Can you explain the Java thread lifecycle?

1 886

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

1 1045

What is JDK? Mention the variants of JDK?

1 886

What are Brief Access Specifiers and Types of Access Specifiers?

1 862

Explain Method Overloading in Java.

1 966

Give a briefing on the life cycle of a thread.

1 881

Brief the life cycle of an applet.

1 720

Un-Answered Questions { Java Related }

What is the use of dialect?

1010

Define canvas?

972

What will be the output of round(3.7) and ceil(3.7)?

1117

What is difference between classnotfoundexception and noclassdeffounderror?

395

What is final keyword in java? Give an example.

1007

Describe orm?

905

what are the states associated in the thread? : Java thread

1042

What is B2B?

972

What is backorder?

817

What do you mean by thread safe?

964

Which design pattern is used in spring aop?

472

Why doesn’t the main method throw an error with no arguments?

923

What is the directory structure of web application?

977

what is the use of commit for connection to databases?

951

What is difference between request and prototype scope in spring?

430

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