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 restrictions are placed on method overloading in java programming?

1064

Which package has light weight components in java programming?

1154

How is it possible in java programming for two string objects with identical values not to be equal under the == operator?

1036

What is the difference between preemptive scheduling and time slicing in java programming?

1036

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

1118

Which containers use a flowlayout as their default layout in java programming?

1025

What is the simpletimezone class in java programming?

1143

Which container method is used to cause a container to be laid out and redisplayed in java programming?

1123

What is the list interface in java programming?

1128

What is an iterator interface in java programming?

978

What is the difference between yielding and sleeping in java programming?

1180

What is the collections api in java programming?

993

What is the map interface in java programming?

1026

How are observer and observable used in java programming?

1045

How are this() and super() used with constructors in java programming?

1079

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Un-Answered Questions { Core Java }

Can an integer be null java?

1025

What is predicate in java?

1070

Explain java coding standards for interfaces?

1126

What is strings in java?

1057

What is a literal coding?

1040

What is the difference between private & public & friendly classes?

1084

What is the base class of all exception classes?

1083

What is a class variable?

1065

How do you define a parameter?

1053

Explain treeset?

1130

What is the latest version of java?

1150

What are scalar data types?

1082

what is daemon thread and which method is used to create the daemon thread? : Java thread

979

How do you stop a thread in java?

1079

What is compiler and what its output.

1163

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