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

Core Java Interview Questions

Questions Answers Views Company eMail

How to display all the prime numbers between 1 and n (n is the number, get the input from user)

976

How to find the largest value from the given array.

1007

Difference between static binding and dynamic binding?

1100

What are new features introduced with java 8 ?

984

Name few java 8 annotations ?

1021

Name few "optional" classes introduced with java 8 ?

1130

What are the changes in java.io in java 8 ?

1025

Name few java util classes introduced with java 8 ?

906

Name few java.lang classes introduced with java 8 ?

980

Does java allow overriding static methods ?

1108

What is the benefit of inner / nested classes ?

984

What are the common uses of "this" keyword in java ?

1015

Difference between nested and inner classes ?

1115

Explain static nested classes ?

1109

Difference between predicate, supplier and consumer ?

1052

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Un-Answered Questions { Core Java }

What is tcp and udp?

1010

why doesn't java run on all platforms?

1018

Name four container classes.

984

What about method local inner classes or local inner classes in java?

1044

Can a class be final?

934

Explain the difference between private, public, package and protected in java?

1035

Describe how to implement singleton design pattern in struts.

1002

Can we cast any other type to boolean type with type casting?

951

Are functions objects in java?

1065

When we should use serialization?

1015

What is java jit compilers?

1002

what is heap memory?

1091

What is logical variable?

972

What is exception handling in java?

1033

What do you mean by append?

1055

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