Friday, May 23, 2014

20 TOP Websphere interview Questions and Answers pdf

Most frequently Asked Websphere interview Questions and Answers for freshers and experienced pdf free download
1. What about master repository?
deployment manager contains the MASTER configuration and application files. All updates to the configuration files should go through the deployment manager.

2. Tell me IHS executable files, means bin directory files?
Apache, ApacheMonitor, htpasswd, htdigest, htdbm, ldapstash, httpd.exe

3. Why given the httpd.conf file to installation of plug-in?
identify the web server (port, virtual hosts) to configure the web server definition

4. How to configure remote system httpd.conf file?
select web server machine (remote)

5. Several types of log files in the appserver?
system out, system err, trace, native out , native err, activity.

6. websphere packages?
express, base, network deployment

7. What is the profile?
profiles are a set of files that represent a websphere application server configuration.

8. What is the trace?
A trace is an informational record that is intended for service engineers or developers to use. As such, a trace record might be considerably more complex, verbose and detailed than a message entry.

9. What is heap memory?
Objects storage space for objects references created at run time in a jvm is heap memory.

10. Out of memory exception is there, how to handle that exception?
To incrise heap memory size

11. What about IHS?
IHS (IBM HTTP Server) is one of the web servers. It serves the static content only and it takes up only http requests.

12. What about plug-in?
plug-in is one of the modules it is interface between application server and web server, the plug-in process receives the request from the client first. If the request is for dynamic content, the plug-in diverts the request to the websphere application server. If the request is for static content, the plug-in forwards it to the Http server.

13. What is the global security?
it provides the authentication and authorization for websphere application server domain (administration client or console).

14. How to configure the global security?
open console and then select security option in the right side menu, and then select localOs registry in the user registry, then enter the username, passwords. And again select global security then ltpa option then provide the password, then save the configuration. And restart the deployment server and then relogin the console.

15. What is SSL?
ssl is a protocol for providing encrypted data communications between two processes.

16. What is PMI? How to configure PMI?
monitoring and tuning–>PMI–>select any process (server1, nodeagent, dmgr) and then enable PMI–>then apply and then save. Select performance viewer–>current activity and then select enabled process and click the start monitoring button after that process select.

17. What is the UNIX command of all display server processes?
ps –ef| grep java

18. What is node?
logical group of servers.

19. How to start the server?
startserver.sh server1

20. How you get nodeagent……what you have to install to get nodeagent?
Custom Profile

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