IBM WebSphere Application Server Network Deployment V8.0, Core Administration Set 1

A system administrator needs to improve performance of a WebSphere Application Server runtime. The computations of JavaServer Pages (JSP), servlets, portlets, Web services and WebSphere commands should be performed once and served from memory. What should the administrator configure?

A system administrator is tuning a WebSphere Application Server system for optimal performance, based on advice obtained from the Performance and Diagnostic advisor. What setting should the administrator configure to ensure accurate advice for the specific configuration of the system?

While monitoring a JDBC data source's performance during a test load, a system administrator notices that there are a large number of prepared statements discarded from the cache. In order to improve application throughput, how should the administrator tune the data source?

A system administrator needs to identify the performance of a database application and JDBC connection pool, CPU usage time and response time. Which tools should the administrator use to get this data?

A system administrator needs to identify the most time-intensive web components of a running application, and determine which components are the slowest. The administrator does this from the Tivoli Performance Viewer (TPV) by:

 

An application server is configured with the default garbage collection (GC) policy. An administrator needs to load test different GC policies. How can the administrator change the server's GC policy?

A system administrator needs to modify the Java 2 security permissions for applications running on a server. How should the administrator perform this task?

The lead administrator needs to limit access to the Integrated Solutions Console (ISC) by a group of administrators who only need to: ?view the configuration of the WebSphere Application Server. ? monitor its status. ?stop and start the server. To what administrative role should the lead administrator assign this group?

A system administrator needs to enable Single Sign On (SSO) using LTPA between WebSphere cells. What must the administrator do to accomplish this?

A system administrator needs to enable security auditing. What additional configuration steps are required before auditing becomes effective?