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

1719

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

Global Logic,

1 2293

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

1 1923

placement papaers of spring computing technology

Spring Computing Technologies,

1408

Can I overload to string method

UHG,

1441

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 2246

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

1088

Difference between process and thread?

HP,

1030

What is the Scope of Static Variable?

Verifone,

1232

Explain what do you mean by functional overloading in java?

Maveric, Verifone,

1020

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

Virtusa,

1009

Difference between Linked list and Queue?

Virtusa,

1029

Write an algorithm for quick sort?

Virtusa,

1032

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Un-Answered Questions { Core Java }

how come we know the object is no more used in the class?

6465

What is method in research paper?

1136

Can a constructor be private and how are this() and super() method used with constructor?

1004

Explain thread life cycle in java?

1037

What do you mean by compiler?

1043

How can we create a synchronized collection from given collection?

1085

What a static class can contains?

1154

how do I create a runnable with inheritance? : Java thread

980

How do you compare objects in java?

954

Java is pass by value or pass by reference? Explain

990

Can we cast any other type to boolean type with type casting?

959

What is an object's lock and which object's have locks in java programming?

1048

What is meant by attribute?

1126

What all access modifiers are allowed for top class ?

1186

What are the differences between stringbuffer and stringbuilder?

1059

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