Java J2EE Interview Questions
Questions Answers Views Company eMail

why abstract class will have a constructor?

4 6432

how to run ecllipse with jettyserver for windows environment using batch file

1462

can we Connect Applet to Data Base ? with Discriptiom. and also What is Diff. from Applet & Servlet?

Systematix,

1 4068

basic difference b/w ALL types of JDBC driver.

Systematix,

1 4300

perpare on factorypattern,linklist wothout using collection, (multitharding ie create producer/customer therad producer create Queue continuesly,consumer consume queue, consumer wait if queue is full,producer wait if queue is empty),diff betn sleep(1000)&wait(1000) these r the main Q ask in huawei(2008)

Huawei,

1 4774

what is meaning of JIT?

4 8680

wht is mean by dirty read?

1 7773

what is the difference between Java Command Line and C command Line?

2 8355

In Inheritence concept, i have a static method in super class and i am inheriting that class to one sub class.in that case the static method is inherited to sub class or not????

Accenture,

12 13716

Q1.A. Write note on “The class path Environment Variable”? B. Which are different kinds of source code? Q2.A. How to create an interface? B. Why convert an applet to an application? Q3.A. How to use Media tracker Class. B. How to use string tokenizer class. Q4 A. Explain the overview of UDP messaging. B. Difference between SQL Exception class and SQL Warning class. Q5. A. How to create com object in Java? B. Write short notes on “The properties class” Q6. A. When object is created and destroyed? B. Explain the JDB in depth & command line. C. Write short notes on Web Sites.

iGate, Seed Infotech,

2 7371

what are the oops concept in java explain with real time examples

Accenture, Bosch, Consummate Technologies, CTS, Current Technologies, iNautix, Infosys, Kekran Mekran, QA InfoTech, RTRT, SofTech, Tech Mahindra, Thorogood, Timios, Wipro,

24 192184

what is difference between and tag

CTS, IBM,

2 15551

what is diffrence between Dynaactionform,actionform and Dynavalidateform

TCS,

8 28451

wnet use DAO design in u r project?

Godrej,

1 4605

what is difference between Exception and Error?

36 84847


Un-Answered Questions { Java J2EE }

How to stop a thread in java? Explain about sleep () method in a thread?

558


What is method in java with example?

463


How many types of threads are there in java?

486


How much ram can a 64 bit processor theoretically?

440


what development environment(s) are available to develop applications for websphere?

449






What are the design patterns used in wcs?

463


What is the use of lookupdispatchaction?

542


What all methods are used to prevent thread execution ?

533


Is array synchronized in java?

529


What is servlet configuration?

507


Which method you will use to create a new file to store some log data. Each time a new log entry is necessary, write string to the file in java ?

608


What is string data type?

522


What are different types of caches available in hibernate?

195


What are some characteristics of interference class?

489


Explain what are final variable in java?

548