Which of the following is TRUE with regards to the clustered systems? (Choose all that apply)

A.
The secondary server takes control of the cluster if the primary server fails.

B.
The secondary server does not take control of the cluster if the primary server fails.

C.
Software solutions are achieved in a clustered system via cluster-aware operating systems

D.
Applications are not designed to monitor system operations and move them to a secondary server.

E.
None of the above.

Explanation:
Software availability solutions are best achieved in a clustered system through the use of cluster-aware operating systems and applications that are designed to monitor system operations and move them to a secondary server, in the event of failure.
Incorrect Answers
B, D: Software availability solutions are best achieved in a clustered system through the use of cluster-aware operating systems and applications that are designed to monitor system operations and move them to a secondary server, in the event of failure.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, p. 356