IBM C9510-401 問題集

質問 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 a javacore and analyze it using IBM Monitoring and Diagnostic Tools for Java -
Health Center.
B. Analyze the running server using IBM Monitoring and Diagnostic Tools for Java - Health
Center.
C. Collect three system dumps at equal time intervals and analyze them using IBM
Monitoring and Diagnostic Tools for Java - Memory Analyzer.
D. Collect three thread dumps at equal time intervals and analyze them using IBM
Monitoring and Diagnostic Tools for Java - Dump Analyzer.
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 2：
A JAX-WS EJB stateless session bean web service needs to be accessed by consumers outside the corporate domain.
Which configuration will help a system administrator meet the requirement?
A. Configure HTTP tunneling to send the client-side Object Request Broker (ORB) request to the server-side ORB.
B. Configure on demand router (ODR) in the DMZ to send requests to the cluster members.
C. Open firewall ports for both bootstrap and orb listener ports within the cell.
D. Configure plug-in in the DMZ to send request to the cluster members.
正解：C

質問 3：
A WebSphere system administrator needs to install the Installation Manager (IM) on an unmanaged node on a host named <machine2>. The deployment manager is running on a host named <machine1>.
What step must the administrator take before submitting a job from the Integrated Solutions
Console (ISC) to install the IM on <machine2>?
A. Install the job manager on <machine1>.
B. Register <machine2> as a target for job manager.
C. Install a node agent on <machine2>.
D. Start the job manager on <machine1>.
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 4：
A performance test team was testing the capacity of concurrent users of a web application deployed on a multi-processor server.
While testing 250 concurrent users, the administrator discovers connections to the database are failing.
In response, a system administrator increased the connection pool to the maximum limit which the database allows and increased the prepared statement cache size.
The test passed, but the application response time was slower.
How should the system administrator tune the data source properties to improve the application response time?
A. Change connection pools purge policy.
B. Decrease connection pool reap time.
C. Decrease number of free pool partitions.
D. Decrease the prepared statement cache size.
正解：D

質問 5：
A system administrator completed a WebSphere Application Server installation by using the Installation Manager. During installation, all defaults were selected for the installation root directories and the shared resources directory. Over time, the administrator has updated the installation with various interim fixes and fix packs. The administrator notices that the shared resources directory is very large in size and grows larger each time the
Installation Manager is run.
How can the administrator decrease the size and remove some of the content from the shared resources directory?
A. Set the preserve Downloaded Artifacts preference to false.
B. During an update, create a new shared resources directory.
C. Clear the Delete Saved Files option for the Installation Manager.
D. Manually delete content from the directory.
正解：A
解説: (Topexam メンバーにのみ表示されます)

質問 6：
A system administrator has created a Jython script that will run in WebSphere Network cell where administrative security is enabled. This script is named doUpdate.py and will be run by using the following:
wsadmin -connType RMI -f doUpdate.py
How can the administrator suppress a user/password prompt from appearing when this script is run?
Set the user and password in the:
A. ssl.client.props file.
B. soap.client.props file.
C. sas.client.props file.
D. wsadmin.properties file.
正解：C
解説: (Topexam メンバーにのみ表示されます)

質問 7：
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. Stop all application server instances and then delete the resources.
B. Use the AdminTask object to delete the resources.
C. Ask another administrator with iscadmin privilege to delete the resource.
D. Edit the EAR to remove the application scoped resources and reinstall the application.
正解：B
解説: (Topexam メンバーにのみ表示されます)

質問 8：
A system administrator has configured a cluster containing 40 servers. The cluster members all belong to one core group. While examining the log files, the administrator notices that the core group coordinator is consuming abnormally high amounts of memory and CPU resources.
How can the system administrator reduce the memory and CPU resource usage of the core group coordinator?
A. Configure a core group bridge.
B. Configure a second active coordinator.
C. Decrease the memory on the machine.
D. Move the coordinator to another machine.
正解：B
解説: (Topexam メンバーにのみ表示されます)