Which of the following should you use to clean the interior areas of server racks and equipment? Choose all correct options?

Which of the following should you use to clean the interior areas of server racks and equipment? Choose all correct options?

A.
Compressed air systems.

B.
A soft cloth that has been moistened with water.

C.
Canisters of compressed air.

D.
All of the above.

Explanation:
Large server farms usually contain compressed air systems that are used to clean the interior areas of server racks and equipment. For smaller server farms, the use of canisters of compressed air is recommended. You must not use a soft cloth that has been moistened with water. Anything that consists of a type of liquid cleaning substance must not be used.
Incorrect
Answers:
B: You should under no circumstances use a type of liquid cleaning substance for the interior areas of server racks.
D: Liquid type cleaning substances should not be used for the interior areas of server

racks.
References:
Charles J. Brooks, Server+ Certification Exam Cram 2 (Exam SK0-002), QUE Publishing, Indianapolis, 2006, pp. 450-451.