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IBM WebSphere Portal 8.0 Deployment and Administration Sample Questions:

1. Which of the following options best describes the difference between horizontal and vertical clustering?

A) Vertical clustering takes full advantage of the resources of a multiprocessor system; horizontal clustering provides fault-tolerance and scalability by adding additional servers.
B) Horizontal clustering replicates the back-end database in real-time; vertical clustering takes advantage of multiple IBM WebSphere Application Servers as a single cell.
C) Vertical clustering allows for users to authenticate against multiple LDAP sources; horizontal clustering allows multiple servers to act as one server
D) Horizontal clustering allows multiple HTTP servers to serve in a failover scenario; vertical clustering allows IBM WebSphere Portal servers to combine processor and memory into one virtual server.

2. Richard has enabled parallel portlet rendering on the server. He specified the following parallel portlet rendering service parameter: parallelRenderingWaitTimeOut=0 Which of the following options occur with this setting?

A) Portlets have no timeout and the main thread waits for all portlets to finish rendering.
B) Portlets are set to not render parallel globally on the IBM WebSphere Portal server with this value.
C) Portlets wait sequentially for each previous portlet to render its data.
D) Portlets are not able to finish rendering if the data is not accessible immediately. This speeds up rendering.

3. IBM has confirmed that a single IBM WebSphere Portal installation can support __________ Virtual Portals.

A) 300
B) 150
C) 215
D) All of the above.
E) 65

4. Members of an IBM WebSphere Portal cluster exist on multiple physical systems to distribute the workload of a single logical WebSphere Portal image. What is this technology called?

A) Multisystem design
B) Horizontal scaling
C) HTTP server separation
D) Vertical scaling

5. Ryan has successfully built a new IBM WebSphere Portal environment utilizing IBM Lotus Domino as the LDAP directory source. He can successfully authenticate and access the portal. However, he is unable to create new groups. Which of the following options would be the cause of this issue?

A) The portal server does not have the attribute LDAPDomino=1 set in wmmur.xml.
B) The username utilized for authentication does not have access to create groups in Lotus Domino.
C) The IBM WebSphere Application Server must be installed on the Lotus Domino server for user registration to occur.
D) The maximum Internet name and password setting for the Lotus Domino directory is set to Editor or higher.

Solutions: