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 15775

can servlet have instance variables?

Syscon, Wipro,

8 26185

difference between sendredirect,forward and url rewritting

Patni, TCS,

5 15993

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

Polaris,

4 8314

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 7401

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 5305

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 45234

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 9266

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

Siemens,

6 23109

how to use servlets with j2ee ?

Tech Mahindra,

2 6945

what is the difference between ServletContext and ServletConfig

7 11817

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

Citi Bank, CitiGroup, IBM, Satyam,

3 18775

What is the difference between Get and Post Method?

T3 Softwares,

12 21374

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

TCS,

8 32473

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Un-Answered Questions { Servlets }

How to notify an object in session when session is invalidated or timed-out?

1086

How do cookies work in servlets?

1050

What are the important functions of filters?

1148

What are the servlet events?

1055

How do you deal property files in servlet?

1072

What do you mean by chaining in servlet?

1039

What are all the advantages of servlet over cgi?

1090

Can you refresh servlet in client and server-side automatically?

1080

What if we pass negative value in load-on-startup?

1284

How httpservlet is different from the genericservlet?

1126

How would you create deadlock on your servlet?

1180

Is it possible to have a constructor inside the servlet?

1015

What exactly is a servlet?

1010

What are the benefits of using servlet over cgi?

1069

What's the advantages using servlets than using cgi?

1000

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