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 do you read a char in java?

1035

What is the difference between length and length () in java?

952

How do you get length in java?

1038

What is e in java?

970

What is the difference between size and length in java?

982

Can we convert stringbuilder to string in java?

995

What is the use of pattern in java?

1061

Why charat is used in java?

1066

How does indexof work?

969

What is string and example?

1048

What is string substring?

1180

Why are generics used?

993

What is a wrapper method?

1111

What is class forname?

1028

Why do we use bufferedreader?

1016

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Un-Answered Questions { Core Java }

What is an example of character?

1141

What is the difference between conversation & casting?

1061

What is variable length arguments in java?

982

Can we clone singleton object in java?

1027

What is the public method modifier?

1026

What is null statement?

1029

What function extracts specified characters from a string?

1009

What are unchecked exceptions in java?

1045

What is the purpose of assert keyword used in jdk1.4.x?

1068

What are the pillars of java?

930

How to display arraylist values in java?

1016

Do we have pointers in java?

1010

Can we override constructors?

1008

Can we override data members in java?

1149

When should you use arraylist and when should you use linkedlist?

936

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