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 the difference between map and flatmap stream operation?

1200

Write a program to print 15 random numbers using foreach of java 8?

892

Explain the difference between intermediate and terminal operations in java8?

1047

Write a program to print count of empty strings in java 8?

940

Explain spliterator in java8?

1007

Explain the difference between collection api and stream api in java8?

916

How to create a base64 decoder in java8?

1006

What is the difference between array and array list in java?

1147

What is the difference between hashmap and hashtable in java?

1051

What is the difference between hashset and treeset in java?

1005

What is servlet? Explain

1012

What is socket in java?

1013

What is network programming in java?

941

Explain the difference between jakarta struts and apache struts?

903

What do you mean by actionmapping?

930

Un-Answered Questions { Java Related }

Give examples of how spring platform can be used by an application developer.

411

What does the web module contain?

905

What is the procedure of operation of a form tag?

910

What is the use of arrays tostring () in java?

989

What are static initalizers in java ?

966

Why scanner is used in java?

1013

Is int a class in java?

947

How many java versions are there?

1001

What is different between session and sessionfactory in hibernate? (Detailed answer)

318

Is zero a natural number?

978

What is the purpose of @customvalidator annotation?

926

What are format specifiers in java?

995

Explain about the process of functioning of the struts program?

981

Can private class be extended java?

971

What is servlet and how it works?

920

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