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

Java J2EE (14736)
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Java Related Interview Questions

Questions Answers Views Company eMail

Why is String immutable?

Atos Origin,

1051

What is a local block?

Global Logic,

1129

What do you mean by exception handling in Java?

Atos Origin,

1285

What are dot operator queries?

Atos Origin,

1103

What are annotations in java?

Impetus,

1088

What is the use of a copy constructor?

Flextronics,

986

How we can declare a static variable?

HCL,

1105

Write a function to print Fibonacci series and Tribonacci series?

Hexaware,

1178

How we create object in copy constructor?

HCL,

1114

Do we need to manually write Copy Constructor?

HCL,

1029

Why declare Main() inside the class in java ?

HCL,

1047

What is the use of using enum to declare a constant?

Fidelity,

1023

What is scope & storage allocation of static, local and register variables? Explain with an example.

IBS,

1009

How will you reverse a link list without using recursion?

Global Logic,

1031

What is meant by stack and queue?

GrapeCity,

1063

Un-Answered Questions { Java Related }

How to change the priority of thread or how to set the priority of thread?

1037

Why we need to integrate struts with spring?

393

What is the difference between development mode and production mode of weblogic server?

1080

Difference between arraylist and vector.

1118

What does the jdbc connection interface?

983

What does those terms actually mean included in the j.d.k i.6?

2116

How does the garbage collector works in java?

1090

What is the difference between array and array list in java?

1222

Which memory space does thread stack get allocated from?

891

What is jms correlation id?

827

What is the purpose of execute() method?

1070

What is the difference between T3 and HTTP protocol ?

1778

What is a local transaction?

1096

Explain how hashmap works?

1059

Explain tree set and its features?

1045

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