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 the symbol for average?

1030

What is a byte array?

1099

How many bytes is a url?

986

How many bytes is 255 characters?

983

What is the purpose of void?

996

What is mean by encoding?

1081

What is 16 bits called?

946

What is a flag value?

1026

Is a char always 1 byte?

990

What is numeric data type?

989

What type of variable is error flag?

1071

What is the char data type?

1002

What is void data type?

992

What are the advantages of unicode?

1010

What does g mean in regex?

989

Un-Answered Questions { Java Related }

Why convert an applet to an application?

1104

What is the limitation of PreparedStatement and how to overcome it?

1147

Why java doesn’t support multiple inheritances?

1054

Can two jms servers share the same persistent store?

833

What is difference between static and abstract class?

1004

How to get single record from database using hibernate?

450

Explain the different types of memory used by jvm?

1146

What is the different actions available in struts?

1015

What is main method in java?

1098

What is actioninvocation in struts2?

1028

What do you understand by soft reference?

1056

How do I create an executable jar file?

1084

Explain constructors and types of constructors in java.

1111

Describe the steps needed to execute a sql query using jdbc.

984

What is a thread dump?

1011

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