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

Core Java Interview Questions

Questions Answers Views Company eMail

What is qualitative variable?

974

How do you find the independent variable?

1124

What are the 6 functions?

1022

What are the advantages of user defined functions?

1064

Where are register variables stored?

1049

What is executor memory?

1001

What is off heap memory?

1066

Can we overload destructor in java?

1046

Can you change array size in java?

1012

Is map ordered in java?

994

Can we sort arraylist in java?

1039

How do you clear an arraylist in java?

1020

Can a list be null in java?

1103

How to pass arraylist to stored procedure in java?

1265

Is list ordered in java?

1025

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Un-Answered Questions { Core Java }

What is difference between an object and a class?

1171

What is the internal implementation of set in java?

987

How to create com object in Java?

1118

What is abstract class? Explain

1084

How do you define a variable?

992

What is anti pattern in cyber security?

1070

Is intellij better than eclipse?

1145

What are the three parts of a lambda expression? What is the type of lambda expression?

1083

What are "methods" and "fields"?

1065

Why are the objects immutable in java?

1049

What is an example of procedure?

1106

How big is a 32 bit integer?

1095

Name few java 8 annotations ?

1082

How do you declare an array in java?

1133

Which sorting is used in arrays sort in java?

1125

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