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)

1022

How to find the largest value from the given array.

1066

Difference between static binding and dynamic binding?

1180

What are new features introduced with java 8 ?

1041

Name few java 8 annotations ?

1081

Name few "optional" classes introduced with java 8 ?

1183

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

1079

Name few java util classes introduced with java 8 ?

960

Name few java.lang classes introduced with java 8 ?

1042

Does java allow overriding static methods ?

1155

What is the benefit of inner / nested classes ?

1034

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

1061

Difference between nested and inner classes ?

1184

Explain static nested classes ?

1169

Difference between predicate, supplier and consumer ?

1107

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Un-Answered Questions { Core Java }

What is output buffer?

1092

Is a method a procedure?

1100

Define jre i.e. Java runtime environment?

1077

What does || || mean in math?

992

What is object class in java?

979

What are the 4 types of research methods?

962

What is the benefit of lambda expressions?

1132

What two classes are used to read data only?

1132

What is difference between static and abstract class?

1063

What access modifiers can be used for variables?

1203

What is use of super keyword?

1016

What is the use of volatile in java?

1104

What is void in java?

1143

Which collection is ordered in java?

1029

What is meant by string is immutable?

1154

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