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

Servlets Interview Questions

Questions Answers Views Company eMail

can we create more than ServletContext and ServletConfig in your application

Patni,

6 15777

can servlet have instance variables?

Syscon, Wipro,

8 26191

difference between sendredirect,forward and url rewritting

Patni, TCS,

5 15994

if u havea .class file ,how can u say whether it is servlet or not ,dont use java decompliler

Polaris,

4 8315

i have 500 jsp in my application ,with same forward name,it lokks for appropritae jsp from 1 to 500,but i want to send response to 498 page,what should i do

Caritor, Globerian,

2 7402

hi.... i have problem in running of servlet. i am using Tomcat server in my pc.. The problem is when i am click on strat it will display like below FAIL - Application at context path /first could not be started.. How i can slove the problem.. help plz

3 5306

what is session tracking?what are types of session tracking ?and when to cookies,when to use sessionmanagement,whent use url rewriting technique,plz explain briefly?

Satyam, TCS,

6 45235

Hi Friends, Suppose you have a web appliction which consists of 100 clients are connected with Connection pooling and they are associated with 100 connection objcet and connected with DB sever,Due some problem DB-Server suddenly crashed and server came to down state for a while after few minutes DB-server once again up,Now how will I manage my Pool Management with my 100 clients...can any one tell me??????????????????

ProgressSoft,

3 7178

Hi............ When i am started the tomcat server it started. but it not load the jar files wht we deploving file.suppose we load the wapp folder in webapps. At running time it show the below error in tomcat server INFO: validateJarFile(C:\Program Files\Apache Software Foundation\Tomcat 5.0\web apps\wapp\WEB-INF\lib\servlet-api.jar) - jar not loaded. See Servlet Spec 2.3, s ection 9.7.2. Offending class: javax/servlet/Servlet.class How to slove this problem in my system. plz give answer for this problem.

5 9267

how a servlet is instantiated, whether the container calls init() or by calling any other method? please somebody reply..

Siemens,

6 23113

how to use servlets with j2ee ?

Tech Mahindra,

2 6947

what is the difference between ServletContext and ServletConfig

7 11824

How can a servlet refresh automatically if some new data has entered the database?

Citi Bank, CitiGroup, IBM, Satyam,

3 18778

What is the difference between Get and Post Method?

T3 Softwares,

12 21382

Difference between web container & web server........... Difference between web server & application server?????????

TCS,

8 32479

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Un-Answered Questions { Servlets }

What is the need of servlet filters?

1011

Can we fetch the attributes related to a servlet on a different servlet?

1148

What is the difference between Difference between doGet() and doPost()?

1302

What are all the advantages of servlet over cgi?

1090

Where do you define dispatcherservlet?

1052

Whether thread can be used in servlets?

1209

What is the difference between context parameter and context attribute?

1050

How does Cookies work in Servlets?

1176

What are the drawbacks of cgi?

1040

What do you mean by httpservlet and how it is different from the genericservlet?

1056

What are different methods of session management in servlets?

1284

What are all the ways for session tracking?

1169

What is the purpose of requestdispatcher interface?

1069

Which http method is said to be non-idempotent and idempotent?

1052

List the Different types of servlet?

1045

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