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

Core Java Interview Questions

Questions Answers Views Company eMail

Which browsers work with java?

1071

Can a function return a function?

1033

Can we split string with in java?

1001

Why is serialization required?

953

Is null == null in java?

1097

How does java pattern compile work?

958

What is __ init __ functions?

1118

Is null function in java?

1034

Is null false in java?

1191

How many arguments can be passed to main ()?

991

What is the argument in java?

911

Can an integer be null java?

1004

Why does my function print none?

949

Is null keyword in java?

940

Can we pass null as argument in java?

943

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Un-Answered Questions { Core Java }

How many types of literals are there in JAVA?

1043

What is the use of parseint in java?

1019

What is the best way to findout the time/memory consuming process?

1026

Why we use set in java?

996

How to create an immutable class?

1102

Which sorting algorithm is in place?

966

Is string is a data type?

943

Can list have duplicates in java?

906

What is covariant return type?

1110

Does it matter in what order catch statements for filenotfoundexception and ioexception are written?

953

This abstract class is correct ? abstract class A { public abstract void Disp(); public abstract void B() { } public absract virtual C() { } }

987

Are generics important java?

971

What is an example of a constant variable?

1079

What things should be kept in mind while creating your own exceptions in java?

1158

Can we execute java program without main method?

1093

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