A cluster with 5 servers is configured as a member of a service integration bus (SIBus) using the
Scalability with high availability messaging engine policy. What are the possible numbers of
messaging engines that might be running on an individual server in the cluster?

Which one of the following is a true statement?

An administrator wants to run a Web server on an unmanaged node with no administrative
process. Which of the following issues result from this configuration?

An administrator creates a horizontal cluster and deploys an application that uses several EJBs.
How can the administrator ensure that EJB client requests are routed to the same node on which
the client resides?

A user is taken through a series of Web pages in an online store and eventually checks out to
complete his purchase. In the event of a server failure, the user should not have to repeat a step
that has already been performed. Which session management strategy is best suited if the user
cannot tolerate a loss in session information?

The administrator ran into a memory leak problem. A .phd file was produced when an
OutOfMemoryError occurred. Verbose:gc output indicated the heap was exhausted after running a
period of 10 hours. Which tool is recommended for analyzing the memory problem?

Which of the following will force a JVM thread dump.

When configuring a servers diagnostic trace service, in order to have trace level data written to the
trace log, which one of the following tasks must be performed?

As part of a diagnostic data collection plan, an administrator must gather server JVM logs and
archive them every week. How can the administrator configure a server so that the logs are
available for weekly archiving?

An administrator notices that the <profile_root>/logs directory is filling up with heapdump and
javacore files.
Before analyzing these files, what should the administrator do to determine which application
components might be causing these files to be dumped?