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

Core Java Interview Questions

Questions Answers Views Company eMail

Give few examples of final classes defined in Java API?

BirlaSoft,

1191

How is the marker interface used in Java?

BirlaSoft,

1096

Java is Pass by Value or Pass by Reference?

BirlaSoft,

1039

When is the garbage collection used in Java?

BirlaSoft,

1201

what is meant by Garbage collection?

Cap Gemini,

1092

what is meant by HQL?

Cap Gemini,

1065

How many types of literals are there in JAVA?

Cap Gemini,

1043

Where is the singleton class used?

Cap Gemini,

1025

why Java does not support multiple inheritances?

Aspire,

1154

give an example for encapsulation?

Aspire,

1040

Explain the pointers in Java?

Aspire,

1049

what is meant by Byte code concept in Java?

Aspire,

1065

what is meant by abstract class?

Aspire,

1126

what is meant by encapsulation?

Aspire,

1081

what is the difference between Object Based Language and Object Oriented Language?

Aspire,

1030

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Un-Answered Questions { Core Java }

What is get () in java?

1044

What is a container in a gui?

981

What is runtime locatable code?

1424

Is it possible to override the main method?

977

How do I know if java is installed?

1082

Why do we need wrapper classes?

1066

How to handle a web browser resize operation?

1071

Is java call by value?

1086

What is parsing a string?

1167

What is variable length arguments in java?

968

What is the loop in java?

1138

Can static methods be inherited?

1040

Write a java program to count the number of words present in a string?

980

What does localhost mean?

941

What is the static field modifier?

1123

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