Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Java J2EE Interview Questions

Questions Answers Views Company eMail

What is data type modifier?

945

What is main function purpose?

1035

What is a file pointer?

1083

Is main an identifier?

1013

What is size_t?

983

Which is a valid identifier?

1210

What is the size of int?

1085

What is string :: npos?

1089

Can keyword be used as identifier?

965

What is the meaning of nullable?

1014

What is keyword in oop?

953

Is void a type?

981

What is difference between identifier and variable?

1064

What is void keyword?

1104

What is purpose of keyword void?

1049

Un-Answered Questions { Java J2EE }

What are managed associations and hibernate associations?

411

What are the types of gc and in which different scenarios each should be used?

1020

What is starter dependency in spring boot? : Spring Boot

452

What is the J2EE module?

1032

Why is it important to initialize a variable?

994

Does a class inherit the constructors of its superclass in java programming?

1118

Is binary a low level language?

918

Why is lazy initialized?

412

Explain runtime exceptions?

1178

What is an object’s lock and which object’s have locks?

967

What is dataaccessexception?

480

What are the five steps of orm?

325

Can we access instance variables within static methods ?

1095

What is the java persistence api (jpa)?

429

Can we pass a primitive type by reference in java? How

933

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