DCDC-003.1 BICSI Exam Questions and Free Practice Test

What is the difference between N+1 and 2N redundancy?

A. N+1 redundancy means that there is one additional backup component while 2N redundancy means that there are two identical backup components

B. N+1 redundancy is more reliable than 2N redundancy

C. 2N redundancy is more cost-effective than N+1 redundancy

D. N+1 redundancy is more flexible and adaptable to changing needs than 2N redundancy

Correct Answer:A

when is a battery room required to have electrolyte spill containment and exhaust systems?

A. when using Lithium batteries

B. when using Nickel Cadmium batteries

C. when using Sealed lead-acid-batteries

D. when the batteries contain liquid, free-flowing electrolyte

E. All of Above

Correct Answer:D

what is the ASHRAE maximum relative humidity recommended.

A. 45%

B. 50%

C. 55%

D. 60%

Correct Answer:D

According to NEB, what is the recommended rate of temperature change per hour in a data center?

A. 36 degrees

B. 45 degrees

C. 54 degrees

D. 63 degrees

E. 72 degrees

Correct Answer:C

What IBC occupancy category are data centers placed in?

A. Category 3

B. Category 4

C. Category5

D. category6

Correct Answer:B

what is the maximum recommended elevation for a data center

A. 1,000 ft

B. 5,000 ft

C. 10,000 ft

D. 15,000 ft

Correct Answer:C

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