Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Core Java (6529)
Advanced Java (552)
Swing (223)
EJB (402)

Servlets (804)
Struts (701)
JDBC (771)
JMS (324)

SunOne (10)
J2EE (485)
Weblogic (694)
Websphere (573)

Java J2EE Interview Questions

Questions Answers Views Company eMail

What is the purpose of premetive data types in java?

Merrill Lynch, TCS,

2 8428

Howmany number of objects we can store in an ArrayList. Is there any limit?

TCS,

7 14887

What is the basic functionality of DataOutput interface in java?

TCS,

2 6332

Can we inherit the constructor in a Class?please give one example.

iGate,

9 20023

Why do we use public static with the main function in Java?

College School Exams Tests, Infosys,

13 21704

What is the difference between overloading and overriding a function?

eG Innovations, Infosys, TCS,

13 24900

How u validate date in DD/MM/YY format. and how u validate money in ur jsp

Ashok Leyland, Satyam, Tech Mahindra, Tomax,

3 9126

when we have to use final class in java?

2 7931

how to minimize the functionality to will not force garbage collector?

2 4768

Life Cycle of Thread

IBM,

4 11374

If we disable cookies in our web page, what will happen?

Zensar,

6 18282

what is the difference between Cpp And Java

Infosys,

15 28658

what is the use of reference variable

6 23088

httt method

HCL,

2 6233

what is difference between vector and arraylist?.

C DAC, HCL,

4 12406

Un-Answered Questions { Java J2EE }

What is action chaining ?

1160

How to sort array in descending order in java?

987

i want test pattern of zylog company and some examples also

2856

what are the different modes of archival? Explain each mode in two lines each?

994

Write a program to print count of empty strings in java 8?

1080

What is a classloader in java?

1084

What is latest hibernate version?

486

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

2415

Realized?

2257

What is an object in java and how is it created?

1128

What is java string pool?

1076

What do you know about validation plugin ?

1025

Differentiate between static and non-static methods in java.

1117

Is minecraft 1.15 out?

1039

What are the differences between heap and stack memory in java?

1128

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