Certified Data Centre Specialist (CDCS) Questions and Answers
Question 17
What are the two primary applications of alternating current (AC)?
Options:
A.
direct, pulsating
B.
electric, magnetic
C.
power, information (Selected)
D.
static, dynamic
Answer:
C
Question 18
Which one of the following is an advantage of Glycol Cooled System?
Options:
A.
No additional cost is required
B.
No maintenance of glycol
C.
Glycol pipes can run long distances and can service several CRAC units
D.
Can be used in big data centers
Answer:
C
Explanation:
Glycol cooled systems are advantageous because they are efficient and can service large data centers with multiple racks. Furthermore, glycol pipes can run long distances, allowing a single system to service several CRAC units. This eliminates the need for multiple systems, resulting in cost savings and reduced maintenance.
