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A group of independent servers, which are managed as a …

A group of independent servers, which are managed as a single system, that provides higher availability, easier
manageability, and greater scalability is:

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A.
server cluster.

B.
client cluster.

C.
guest cluster.

D.
host cluster.

Explanation:
A server cluster is a group of servers that are viewed logically as one server to users and can be managed as a
single logical system. Clustering provides for availability and scalability. It groups physically different systems
and combines them logically, which provides immunity to faults and improves performance.
Incorrect Answers:
B: A cluster contains servers, not clients.
C: A guest cluster is referring to something more specific compared to a server cluster. For example, for
Windows Server 2012, a failover cluster that is made up of two or more virtual machines is typically referred to
as a guest cluster.
D: A host cluster is a more specific notion compared to server cluster, specifically, it is a type of web hosting.

Harris, Shon, All In One CISSP Exam Guide, 6th Edition, McGraw-Hill, New York, 2013, p. 1272


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