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

Core Java Interview Questions

Questions Answers Views Company eMail

Are arrays dynamic in java?

1030

How arrays are stored in memory in java?

973

Is list thread safe in java?

920

Why hashcode is used in java?

967

What is thread start?

956

Is arraylist an object in java?

1140

Is array synchronized in java?

1038

How to implement an arraylist in java?

1149

Is set thread safe java?

920

Why enumeration is faster than iterator?

928

Will set allow duplicates in java?

971

How to display arraylist values in java?

1002

Can we call thread start () twice?

961

How do I stop concurrentmodificationexception?

1029

Is set sorted in java?

929

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Un-Answered Questions { Core Java }

What is ordered map in java?

1001

What is callablestatement? How you can call stored procedure to pass in parameter?

1023

Is age a discrete variable?

970

Give us the name of the list layoutmanagers in java?

924

Is a boolean variable?

1000

What are the types of casting?

1061

Can we execute a program without main?

1015

How are the elements of a gridbaglayout organized in java programming?

979

What is the return type of the main method?

1033

What are the benefits of immutable objects?

1004

Where are local variables stored?

963

Is void a type?

974

What is string syntax?

1052

When should we create our own custom exception classes?

1012

Is a boolean 1 bit?

1065

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