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

1724

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

Global Logic,

1 2297

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

1 1927

placement papaers of spring computing technology

Spring Computing Technologies,

1408

Can I overload to string method

UHG,

1446

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 2252

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

1701

what is heap memory?

Tavant Technologies, Zensar,

1100

define polymorphism in java

1097

Difference between process and thread?

HP,

1037

What is the Scope of Static Variable?

Verifone,

1236

Explain what do you mean by functional overloading in java?

Maveric, Verifone,

1023

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

Virtusa,

1011

Difference between Linked list and Queue?

Virtusa,

1030

Write an algorithm for quick sort?

Virtusa,

1038

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Un-Answered Questions { Core Java }

What are singleton services?

918

Explain about fail safe iterators in java?

1030

How to avoid memory leak in java?

1141

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

1022

Explain about serializable interface in java?

1010

Is object a data type?

966

What does java edition mean?

1170

Can we clone singleton class in java?

964

What is replacefirst in java?

1113

What are exceptions

1102

Can we override tostring method in java?

973

What does || || mean in math?

940

Does list allow duplicates in java?

937

How do I compare two strings in word in java?

991

Explain the features of java?

1015

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