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 method is used to specify a container's layout in java programming?

1162

If a method is declared as protected, where may the method be accessed in java programming?

1017

Does a class inherit the constructors of its superclass in java programming?

1136

What is an object's lock and which object's have locks in java programming?

1067

Which class is the superclass for every class in java programming?

1013

What are three ways in which a thread can enter the waiting state in java programming?

1180

What is the purpose of the runtime class in java programming?

1076

What are the high-level thread states in java programming?

1075

How does multithreading take place on a computer with a single cpu in java programming?

1035

What are the problems faced by java programmers who don't use layout managers?

996

What state does a thread enter when it terminates its processing in java programming?

1055

What is the locale class in java programming?

1099

What is the purpose of finalization in java programming?

1043

What is the gregoriancalendar class in java programming?

1060

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

995

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Un-Answered Questions { Core Java }

What do you mean by object?

994

What do you know about the garbage collector in java?

1102

What is bufferedreader in java?

1062

What is the default value of an object reference declared as an instance variable?

1134

How do you clear an arraylist in java?

995

Can we create a class inside a class in java?

1099

Explain about object oriented programming and its features?

1025

Explain the meaning of java applet.

1087

What is string pool?

1142

How to Sort Strings which are given in List and display in ascending order without using java api.

4456

What is lifetime variable?

977

Is set thread safe java?

934

Explain the selection sort algorithm and state its time complexity?

1035

What is keyword in oop?

967

What is the purpose of methodology?

1095

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