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

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

what is struts? why Struts?

CTS, Infosys, TCS,

6 10026

java is puerly object oriented or not ?

5 6820

i need income tax program using java inheritance concept. could u please help me?

2 5003

difference between byte stream class and character stream class?

4554

why should we get the following error ? Exception in main method NoClassDefFoundError:classname could anyone give the detail clarification on how java compiler can look for .class file?

2 4018

i need source code for income tax program using java inheritance

1 5031

java is fully object oriented languages or not? why?

HCL,

12 21371

What are the notations in Java?

Cap Gemini,

1 8847

What are library required to connect to excel sheet.

Cap Gemini,

2 6196

What is “try and catch” in java

Cap Gemini, TCS,

5 8588

Scenario: There are 1 to 100 numbers. Each number should be keep in the each column like from A column to Z column ie 1 to 26. From 27 to 52 should be in 2nd row in the excel sheet. This has to be continue till 100. How do you write Java program and what are various methods.

Cap Gemini,

4 8014

Difference between treemap & sortedset

Oracle,

3 12037

Diffrence between arraylist and hashmap

Oracle,

3 8331

what is data modeling?what is final method

Oracle,

1 5306

explain filters in java?

TCS,

2 7201

Un-Answered Questions { Java Related }

Is swing better than awt?

1066

Is overriding possible in java?

959

How does jdbc connect to database?

879

Explain about assignment statement?

1021

What do struts do?

967

What is difference between printf and scanf?

1146

What are the advantages of defining packages in java?

980

Why heap memory is called heap?

1042

Is java util regex pattern thread safe?

1015

How to handle non-transacted sessions with respect to jms?

818

Why is java more secure?

928

What are the life-cycle methods for a servlet?

997

What is stateful or stateless?

973

We see an error like 404 and 500. What do they mean?

987

When is the finalize() called? What is the purpose of finalization?

1071

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