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?

963

What is the purpose of sizeof operator?

1076

What is stack example?

1042

What is the purpose of return statement?

1078

Does apple use java?

966

Is heap stored in ram?

988

Why heap memory is called heap?

1061

What type of value does sizeof return?

1028

How do I write a self declaration?

1133

What is the purpose of object oriented programming?

1005

Which variables are stored in stack?

916

Does variable declaration allocate memory?

1063

What is the meaning of variable in research?

1034

What is difference between static variable and global variable?

1077

Where local and global variables are stored?

1099

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Un-Answered Questions { Core Java }

What is an empty string in css?

1071

What is the difference between superclass and subclass?

1197

What are the super most classes for all the streams?

2609

If an object is garbage collected, can it become reachable again?

1032

Can extern variables be initialized?

972

What is java english?

1019

Is {a, n, d} a palindrome? If you are given a random string, is it a palindrome or not?

1147

How many types of constructors are used in java?

1209

What is JFC?

1269

Can we serialize singleton class?

1056

What is the difference between array and array list in java?

1245

What is meant by inheritance and what are its advantages?

1128

What is final method in java?

1047

Explain the reason behind ending a program with a system.exit(0)?

1102

explain different ways of using thread? : Java thread

1026

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