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

Core Java Interview Questions

Questions Answers Views Company eMail

Explain all java features with real time examples

1766

write a code, we have two thread, one is printing even no and other print the odd no.

Global Logic,

1 2364

Is it possible to declare abstract class as final?What happens if we do so?

1 1995

placement papaers of spring computing technology

Spring Computing Technologies,

1460

Can I overload to string method

UHG,

1511

write SQL command for table employee where print first name or last name start like "A" and who is working in domain(angular js,java,dotnet)

1 2328

I am a fresher and know core java, c languge, html, css etc if I am illegible for any job then send it on my email tatranakshay276@gmail.com

1744

what is heap memory?

Tavant Technologies, Zensar,

1163

define polymorphism in java

1148

Difference between process and thread?

HP,

1093

What is the Scope of Static Variable?

Verifone,

1278

Explain what do you mean by functional overloading in java?

Maveric, Verifone,

1071

Can a static member function access member variable of an object?

Virtusa,

1062

Difference between Linked list and Queue?

Virtusa,

1084

Write an algorithm for quick sort?

Virtusa,

1091

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Un-Answered Questions { Core Java }

What is parsing in grammar?

1091

Can a class be declared as protected?

1063

Which sorting is best in java?

1044

Why java is considered dynamic?

1225

How to reverse string in java?

1271

What is an off by one error in java?

1001

can java object be locked down for exclusive use by a given thread? Or what happens when a thread cannot acquire a lock on an object? : Java thread

1038

Explain illegalmonitorstateexception and when it will be thrown?

1160

Differentiate between run time error and syntax error.

1200

List two java ide’s?

1101

How do you create an array in java?

1039

What are serialization and deserialization?

1319

Why generics are used in java?

1101

What is the public method modifier?

1076

How many types of classes are there in java?

1119

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