IBM WebSphere Application Server Network Deployment V8.5.5 and Liberty Profile, System Administration (C9510-401) Free Practice Test

Question 1

A system administrator suspects that the slow performance of an application might be caused by lock contention.
To debug this further, what can the administrator do using IBM Support Assistant?

A. Collect three thread dumps at equal time intervals and analyze them using IBM
Monitoring and Diagnostic Tools for Java - Dump Analyzer.

B. Collect a javacore and analyze it using IBM Monitoring and Diagnostic Tools for Java -
Health Center.

C. Analyze the running server using IBM Monitoring and Diagnostic Tools for Java - Health
Center.

D. Collect three system dumps at equal time intervals and analyze them using IBM
Monitoring and Diagnostic Tools for Java - Memory Analyzer.

Correct Answer: C

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Question 2

A system administrator was asked by the development team to inform them of any warning message which contains a string "Connection" on a WebSphere Application Server with
High Performance Extensible Logging (HPEL) enabled.

A. Configure log detail levels to include filter on "Connection" string.

B. Use the Log Viewer in the administrative console with filter on "Connection" string and enable the "Refresh automatically" feature.

C. Use the logviewer.sh or logviewer.bat command with appropriate options.

D. Use the Log Viewer in the administrative console with filter on "Connection" string.

Correct Answer: C

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Question 3

After installing an enhanced EAR in a WebSphere Application Server environment, a system administrator with Configurator privileges is able to see a JDBC provider and a data source in the Integrated Solution Console (ISC) but is not able to delete these resources.
How can the administrator resolve this issue?

A. Use the AdminTask object to delete the resources.

B. Ask another administrator with iscadmin privilege to delete the resource.

C. Stop all application server instances and then delete the resources.

D. Edit the EAR to remove the application scoped resources and reinstall the application.

Correct Answer: A

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Question 4

A web application is hosted on an application server that receives HTTP requests from a third party application named myApp. The URIGroup mapping for this application is called default_host_myApp.
The development team asks a system administrator to configure the HTTP plug-in to prevent routing requests to any application server except server1.
The following exhibit shows the parts of the plugin-cfg.xml file that are relevant for myApp.
The UriGroups for other applications are not shown in the exhibit.

What should the administrator do to the plugin-cfg.xml file to ensure that requests for default_host_myApp URIGroup are routed only to machine1?

A. Delete the UriGroup tag for default_host_myAppDelete all of the tags within the
UriGroup tag

B. Delete the VirtualHostGroup tag for default_hostDelete all of the tags within the
VirtualHostGroup tag

C. Delete the Server tag for CloneId="b20000002"Delete all of the tags within the Server tag

D. Edit the LoadBalanceWeight for server1 to 20Edit the LoadBalanceWeight for server2 to
2

Correct Answer: C

Question 5

A system administrator needs to set a new Liberty profile environment to support an application.
What should the administrator do to enable this environment for high availability and scalability of the application?

A. Define multiple servers in a cluster in one collective controller.

B. Define multiple server members in multiple collective controllers.

C. Define multiple collective controllers within a Liberty collective.

D. Define multiple server members in one collective controller.

Correct Answer: A

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Question 6

A system administrator has created a wsadmin script with several steps to install and configure an application and some resources in a WebSphere Application Server process.
The script executed but the application was not installed successfully. The administrator suspects that the script has problems.
How can the administrator test and debug the script?

A. In WebSphere Application Server Developer Tools for Eclipse, right click on the script file and select Validate from context menu.

B. Use WebSphere Application Server Developer Tools for Eclipse in the debug perspective connected to the server and execute the script step by step.

C. Run the script using wsadmin with these parameters: -lang jython -javaoption "-Xdebug" and then execute the logViewer command with the option -listInstances

D. Execute the script using the wsadmin with the option -conntype NONE and monitor the commandAssistanceJythonCommands.log file.

Correct Answer: B

Question 7

A system administrator has installed WebSphere Application Server Network Deployment
V8.5.5 using the silent installation process and needs the verify that the installation completed successfully.
What does the administrator need to do to verify a successful installation?

A. Use the installver command to compare the checksum of the product file to the correct checksum value in the bill-of-materials file and make sure that the checksums match.

B. Check for INSTCONFSUCCESS message at the end of the <WebSphere Application
Server install directory><log directory>log.txt file.

C. Launch the Installation Manager GUI, verify the installation by going to File -> View
Installed Packages.

D. Run the command IBMIM listInstalledPackages and check that the appropriate
WebSphere Application Server package is listed.

Correct Answer: C

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Question 8

A WebSphere Application Server cell was configured with a deployment manager node and a custom node. An operator manually changed some configuration files in the custom node, and the node became out of synch with the master repository.
The system administrator used the Synchronize button in the system administration session of the Integrated Solutions Console (ISC) to try to resynchronize the node, but the node remained out of sync.
What should the administrator do to fix it?

A. Recreate the custom profile with the same name without deleting the node.

B. Use the Full Resynchronize button.

C. Invoke "sync" operation on NodeSync MBean.

D. Manually copy all the deployment manager configuration files to the custom node.

Correct Answer: B

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IBM WebSphere Application Server Network Deployment V8.5.5 and Liberty Profile, System Administration (C9510-401) Free Practice Test