IBM C9510-418 Online Practice Questions and Exam Preparation

IBM C9510-418 Online Questions & Answers

• Question 111:

  When installing applications to IBM WebSphere Application Server, what is one important difference between RAR files and SAR, WAR, EAR, and JAR files?

  A. They contain no Java code.
  B. They are deployed to the web server.
  C. They can be installed at different scopes.
  D. They use a different compression protocol.
  B. They are deployed to the web server.

• Question 112:

  When enabling SSL directives in the IBM HTTP Server configuration file, which parameter is required?

  A. The name of the key file
  B. The AllowOverride statement
  C. The IP address of the VirtualHost
  D. The DocumentRoot directory path
  A. The name of the key file

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  Enable SSL and define a key file to use. Uncomment the following lines to enable SSL and define a key file to use:

  SSLEnable

  SSLServerCert default

  Keyfile "C:/Program Files/IBM/HTTPServer5/conf/admin.kdb"

  Reference: https://www.ibm.com/support/knowledgecenter/en/SSAW57_8.5.5/com.ibm.websphere.ihs.doc/ihs/tihs_setupsslwithwas.html

• Question 113:

  When verbose Garbage Collection is enabled, in which file(s) does the operating system collect the data?

  A. trace.log
  B. activity.log
  C. SystemOut.log and SystemErr.log
  D. native_stdout.log and native_stderr.log
  D. native_stdout.log and native_stderr.log

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  Depending on the operating system in use, the verboseGC output will be written to the following file by default: AIX, Linux, or Windows: native_stderr.log Solaris or HP-UX native_stdout.log

  Reference: http://www-01.ibm.com/support/docview.wss?uid=swg21114927

• Question 114:

  Which statement describes a cell in a Network Deployment configuration?

  A. A cell can consist of multiple nodes and node groups.
  B. A cell only contains one node that contains one server.
  C. Nodes and node groups in the cell are administered from the node agent.
  D. Nodes and node groups in the cell are administered from the job manager.
  A. A cell can consist of multiple nodes and node groups.

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  Reference: https://www.ibm.com/support/knowledgecenter/en/SSAW57_9.0.0/com.ibm.websphere.nd.multiplatform.doc/ae/welcadminagents.html

• Question 115:

  Which tool can be used to collect data to be used for monitoring and tuning the environment?

  A. Thread and Monitor Dump Analyzer
  B. Performance Monitoring Infrastructure
  C. IBM Tivoli Performance Viewer Advisor
  D. Garbage Collection and Memory Visualizer
  B. Performance Monitoring Infrastructure

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  WebSphere Application Server provides Performance Monitoring Infrastructure (PMI) data to help monitor the overall health of the WebSphere Application Server environment. PMI provides average statistics on WebSphere Application Server resources, application resources, and system metrics. Many statistics are available in WebSphere Application Server, and you might want to understand the ones that most directly measure your site's resources to detect problems.

  Reference: https://www.ibm.com/support/knowledgecenter/en/SSAW57_8.5.5/com.ibm.websphere.nd.doc/ae/tprf_monitoringhealth.html

• Question 116:

  What information must the system administrator have to successfully tune a connection pool?

  A. The requests per second that occur during a peak.
  B. The MaxConnections and WaitingCount values.
  C. The number of concurrent requests waiting for a connection.
  D. How long the database takes to respond to SELECT operations only.
  D. How long the database takes to respond to SELECT operations only.

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  Reference: ftp://ftp.software.ibm.com/software/iea/content/com.ibm.iea.was_v6/waspdguide/6.0/Configuration/SW5706G09_ConnectionPool.pdf

• Question 117:

  Which is true statement regarding High Performance Extensible Logging (HPEL)?

  A. Log and trace data is stored in a binary format.
  B. The server does not have to be restarted to enable it.
  C. Logging information in a text log file is disabled by default.
  D. Information and data is logged to the activity.log file.
  A. Log and trace data is stored in a binary format.

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  Reference: https://www.ibm.com/support/knowledgecenter/en/SSAW57_8.5.5/com.ibm.websphere.nd.multiplatform.doc/ae/ctrb_HPELOverview.html

• Question 118:

  A single JMS activation specification can apply to which of the following?

  A. One Single Bus
  B. Only EJB 3.0 beans
  C. Only one Message Driven Bean
  D. One or more Message Driven Beans
  D. One or more Message Driven Beans

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  Reference: https://www.ibm.com/support/knowledgecenter/en/SSAW57_8.5.5/com.ibm.websphere.nd.multiplatform.doc/ae/tjn0025_.html

• Question 119:

  What is the maximum number of heap dumps that can exist at once in the IBM WebSphere Application Server home directory?

  A. 10
  B. 20
  C. No limit
  D. As many as allowed by disk space
  C. No limit

• Question 120:

  When updating an application, what is important to keep in mind?

  A. The application is only updated during the next server restart.
  B. The application is automatically stopped, updated, and restarted.
  C. The application is only updated during the next restart of the application.
  D. The application is stopped, updated, and restarted at the scheduled time.
  B. The application is automatically stopped, updated, and restarted.

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  If the application is updated while it is running, WebSphere Application Server automatically stops the application, updates the application logic and restarts the application. Reference: https://www.ibm.com/support/knowledgecenter/en/SSAW57_8.5.5/com.ibm.websphere.nd.doc/ae/crun_app_upgrade.html