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

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Java Related Interview Questions

Questions Answers Views Company eMail

What is default switch case? Give example.

1007

What is the difference between double and float variables in java?

1155

How are destructors defined in java?

1033

In the below example, how many string objects are created?

1047

What is ternary operator?

1010

Can a class be a super class and a sub-class at the same time? Give example.

1 1566

What's the access scope of protected access specifier?

1040

I want to re-reach and use an object once it has been garbage collected. How it's possible?

1027

How can we pass argument to a function by reference instead of pass by value?

1111

Can main() method in java can return any data?

1185

Can we declare the main method of our class as private?

1005

What are loops in java? What are three types of loops?

1033

What are java packages? What's the significance of packages?

1331

In java, how we can disallow serialization of variables?

994

What are loops in java?

2 1272

Un-Answered Questions { Java Related }

Is jdbc a protocol?

937

What is the difference between equals() and?

1194

What is url encoding and url decoding

1154

What is the purpose of @typeconversion annotation annotation?

977

Why is sessionfactory used in hibernate?

377

what is reflection api? How are they implemented?

1022

Will the struts tags support other markup languages such as wml ?

983

J2ee is a container centric architecture. Explain.

919

Explain the purpose of garbage collection in Java?

1032

What is meant by annotations in java?

972

What is the difference between int and integer in java?

1032

What is scanner in java?

955

What is spring boot starter? : Spring Boot

583

What is the flow of spring boot? : Spring Boot

454

what are the telemetry capabilities?

927

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