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Websphere Interview Questions

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What are all the main commands used in the websphere was?

Asked By: kirankumar samudrala | Asked On: Feb 23rd, 2011

Answered by: Keerthi on: Sep 16th, 2014

Nmon
ps -ef | grep java
view SystemOut.log
tail SystemOut.log
cat filename
du -g filename

Answered by: tkma1828 on: Aug 5th, 2014

Code
  1. 1.ps -ef|grep httpd or server1
  2. 2.ps -ef|grep nodeagent
  3. 3.df -k ./
  4. 4.top-linux ,topas-aix
  5. 5.du -sk|sort-an|top or head
  6. 6.du -sk *
  7. 7.grep -i e-business systemout.log
  8. 8./usr/ucb/ps -auxww|grep server1--solaries
  9. 9.free
  10. 10.df -k swap
  11.  

What are the different log files in plugins ?

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: pavan on: Sep 16th, 2014

For Plugin we have only one log file i.e. http_plugin.log and for the webserver we have 2 log file accesslog and errorlog

Answered by: Madhu on: Feb 13th, 2014

Error_log_2014-02-13.
access_log_2014-02-13.

Web sphere application servers

Asked By: praveen rachuri | Asked On: Aug 4th, 2014

How to start and stop the web sphere application servers in windows and LINUX ?

Answered by: yesunadam on: Sep 4th, 2014

Opt/ibm/websphere/appserver/profiles/profilename(appsrv01)/bin>startserver.bat server1

Answered by: SarathGanji on: Aug 5th, 2014

Opt/ibm/Websphere/ProcessServer/bin>startServer server1
opt/ibm/Websphere/ProcessServer/bin>stopServer server1

How can we send 100 requests to server 1 and 50 requests to server 2 and 40 requests to server 3 ?

Asked By: kirankumar samudrala | Asked On: Apr 16th, 2011

Answered by: Anil kumar.Baangale on: Aug 4th, 2014

We can give only 0-20 weight(default),if you want send more requests to one server give the weight more than the other servers.Say for suppose,for your question i will give double weight to server1 wh...

Answered by: KRISHNA on: Jun 20th, 2014

At the time of adding these three servers to the cluster we should give weights like in the fallowing

Servere1......100

server2.......50

server3.....40

So we can now.....

How to generate and propagate plugin cfg.XML file ?

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: Tirupathi on: Aug 1st, 2014

To check the below link and u will get more information on plugin propagate/generate detatils:
http://pic.dhe.ibm.com/infocenter/wveinfo/v7r0/index.jsp?topic=%2Fcom.ibm.websphere.virtualenterprise.doc%2Fodoe_task%2Ftpropplugcfgweb.html

GLobal security in websphere

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

How to provide security for application users in websphere

Answered by: Tirupathi on: Aug 1st, 2014

Go to was admin console
Click on security tab

1.Check the "Enable administrative security" checkbox.

2.Make sure that "Enable application security" is also checked.

3.Optionally, enable "Java 2 security" on the same page.

4.Click Apply.

5.Click "Save directly to the master configuration".

How can we know how many requests are in queue?

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: Tirupathi on: Aug 1st, 2014

I guess To check in the access.log or either plugin-crtl.log
One more web start tool to install and connect to web server then we can find out the easily.

What is aged timeout in websphere ?

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: Tirupathi on: Aug 1st, 2014

The aged timeout is the overall time since the connection was established.

What is meant by minimum connections and maximum connections ?

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Who will give all the details ?

Answered by: Tirupathi on: Aug 1st, 2014

Based on your environment architecture and based on accessing for client request Then you need to take min/max connections.
eX: 0-180

What are the jar files necessary to configure Oracle database?

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: Tirupathi on: Aug 1st, 2014

For ORACLE:
ojdbc14 jar -- Oracle 10 G
ojdbc5jar-- Oracle 11G

Answered by: subrat on: Apr 23rd, 2013

For WASV7.0(JDK1.6),the ojdbc6.jar is used.The DB is 10G,11G.

What is the default location of plugin cfg.XML file ?

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: Tirupathi on: Aug 1st, 2014

HTTPServer_install_rootPluginsconfigwebserver1plugin-cfg.xml

How do http server know if it is a static request or dynamic request ?

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: Tirupathi on: Aug 1st, 2014

As per my knowledge webserver dont have ability to identify whether its a static content request or dynamic content request. when ever its gets requests, it will forward the request to plugin Plugin...

How to unzip a file in LINUX with out using unzip and tar

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: Tirupathi on: Aug 1st, 2014

It is very easy :
Example:
gunzip myfile.tar.gz
tar -xvf myfile.tar

or

tar -zxvf myfile.tar.gz

What is the difference between session id and clone id ?

Asked By: kirankumar samudrala | Asked On: Apr 16th, 2011

Answered by: Tirupathi on: Aug 1st, 2014

The sessionID is specific to the users session and contains information that is specific to them. The cloneID is used to try and send each request from that same user to the same server that previous...

What is a queue connection factory ?

Asked By: kirankumar samudrala | Asked On: Apr 16th, 2011

Answered by: Tirupathi on: Aug 1st, 2014

A queue connection factory is used to create connections to the associated JMS provider of JMS queue destinations, for point-to-point messaging

What are all log files inside the http server ?

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: Tirupathi on: Aug 1st, 2014

Access.log
error.log

What is the difference between base distinguished name and bind distinguished name ?

Asked By: kirankumar samudrala | Asked On: Apr 16th, 2011

Answered by: Ravikiran on: Jul 25th, 2014

Bind Distinguished : it means these are the credentials to login to the LDAP server.

Base distinguished: it is a directory, where the search has to start

Answered by: Madhu on: May 21st, 2014

Base distinguished name which indicates the authentication of users and bind distinguished and bind password which indicates the authorization of users...

What is reap timeout in websphere

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: ramesh on: Jul 18th, 2014

180seconds

Default session timeout value in websphere 7

Asked By: kannanv | Asked On: Jan 30th, 2014

Answered by: ramesh on: Jul 18th, 2014

60 seconds

Answered by: Ritam Bose on: Mar 12th, 2014

30 min

How to check the status of database in websphere ?

Asked By: kirankumar samudrala | Asked On: Apr 15th, 2011

Answered by: Tirupathi on: Jul 9th, 2014

We can check two ways through commands:
1. ps -ef|grep db (Linux)
2./usr/ucb/ps -auxww|grep db (Solaris)

or

telnet (as per mentioned db details in the database)

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