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

Explain how can you debug the Java code?

BirlaSoft,

1064

Explain the difference between an Interface and an Abstract class?

BirlaSoft,

1169

Explain the purpose of garbage collection in Java?

BirlaSoft,

1022

Explain what is Marker interface?

BirlaSoft,

1085

Give few examples of final classes defined in Java API?

BirlaSoft,

1190

How is the marker interface used in Java?

BirlaSoft,

1094

Java is Pass by Value or Pass by Reference?

BirlaSoft,

1039

When is the garbage collection used in Java?

BirlaSoft,

1197

what is meant by Garbage collection?

Cap Gemini,

1092

what is meant by HQL?

Cap Gemini,

1061

How many types of literals are there in JAVA?

Cap Gemini,

1042

Where is the singleton class used?

Cap Gemini,

1025

why Java does not support multiple inheritances?

Aspire,

1152

give an example for encapsulation?

Aspire,

1040

Explain the pointers in Java?

Aspire,

1047

Un-Answered Questions { Java Related }

What is final keyword in java? Give an example.

1011

Why do we override tostring method in java?

958

Why is sessionfactory used in hibernate?

370

Why java is called not pure object oriented language?

1015

What are deployment descriptors? How many types of deployment descriptors are available? What are they?

879

How can we add criteria to a sql query?

400

Which package has light weight components in java programming?

1132

What is the structure of java?

1021

What are the three parts of the message?

894

What is mdb?

1060

what is the role of configuration manager?

894

How use .contains in java?

1169

What is @requestmapping in spring boot? : Spring Boot

473

What do you understand by @requestmapping annotation?

579

What is a ?

1195

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