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 the declaration statement?

996

What is the purpose of sizeof operator?

1118

What is stack example?

1097

What is the purpose of return statement?

1122

Does apple use java?

1000

Is heap stored in ram?

1015

Why heap memory is called heap?

1093

What type of value does sizeof return?

1071

How do I write a self declaration?

1182

What is the purpose of object oriented programming?

1033

Which variables are stored in stack?

948

Does variable declaration allocate memory?

1091

What is the meaning of variable in research?

1051

What is difference between static variable and global variable?

1113

Where local and global variables are stored?

1126

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Un-Answered Questions { Core Java }

List the interfaces which extends collection interface?

998

Can one thread block the other thread?

1069

Is it possible to cast an int value into a byte variable? What would happen if the value of int is larger than byte?

997

Is object a data type?

1018

Explain exception chaining in java?

1222

What do you understand by the term polymorphism?

1128

Print Vertical traversal of a Binary Tree.

1061

How many decimal digits is 64 bit?

985

What super () does in java?

965

what is the swingutilities.invokelater(runnable) method for? : Java thread

1080

What is meant by interface?

1104

How is a variable stored in memory?

1067

Why synchronization is important in java?

1080

What is the different types of functions?

1098

Is list ordered in java?

1025

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