DCDC-002 by BICSI Valid Free Exam Practice Test

Question 1

What is the flame index spread rating required for all materials hosted in a containment system?

A. 10 B. 50 C. 25 D. 0

Correct Answer: B

Question 2

Where should telecom cabling be routed under an access floor?

A. In the cold aisle B. In the equipment room C. In the plenum space D. In the office area E. Above the access floor

Correct Answer: A

Question 3

What is the recommended range for the high temperature in a data center according to ASHRAE?

A. 75 degrees B. 85 degrees C. 70 degrees D. 80.6 degrees E. 90 degrees

Correct Answer: D

Question 4

where should the vendor storage area be located?

A. adjacent or near secured loading dock B. inside data center C. offsite D. far away from loading dock

Correct Answer: A

Question 5

What is the minimum distance from the bottom of the access floor to the top of the cable tray?

A. 5 inches B. 4 inches C. 3 inches D. 1 inch E. 2 inches

Correct Answer: E

Question 6

What is the formula for reliability of components in parallel?

A. R = RA1 / RA2 B. R = 1 - ([1-RA1) * (1-RA2)] C. R = RA1 - RA2 D. R = RA1 + RA2

Correct Answer: B

Question 7

what is the ANSI/TIA-942 recommended operational temperature

A. 68F to 77F B. -10°C to +45°C C. 80F to 90F D. 60F to 75F

Correct Answer: A

Question 8

What is the recommended floor loading capacity for a data center?

A. 1750 lbs per sq. ft. B. 2000 lbs per sq. ft. C. 1250 lbs per sq. ft. D. 1000 lbs per sq. ft. E. 1500 lbs per sq. ft.

Correct Answer: E

Question 9

What are the 3 different methods for grounding racks in a computer room?

A. Ground conductor, surge protection, equipment rack B. Copper cable, conduit, flexible connector C. Ground bus, direct connections, bond to rack D. AC power, DC power, Ethernet

Correct Answer: C

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Question 10

What is typically considered the demarcation point for electrical utility at a data center?

A. The generator B. The UPS C. The transformer D. The switchboard

Correct Answer: C

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Question 11

What is the formula to find the maximum allowable cable depth in a non-solid bottom cable tray?

A. H = 200/1 + (L * 0.0007) B. H = 50/1 + (L * 0.0007) C. H = 150/1 + (L * 0.0007) D. H = 100/1 + (L * 0.0007)

Correct Answer: C

Question 12

What is the formula for reliability?

A. R = e^T B. R = T/e C. R = e^-T D. R = log(T)

Correct Answer: C

Question 13

What is minimum recommended generator fuel storage amount?

A. enough to run 4 to 16 hours at full load B. enough to run 48-72 hours at full load C. enough to run 24 to 36 hours at full load D. enough to run up-to a week at full load

Correct Answer: B

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Question 14

What is the typical air delivery temperature from a CRAC unit?

A. 13-16 degrees Celsius B. 15-18 degrees Celsius C. 10-13 degrees Celsius D. 20-25 degrees Celsius

Correct Answer: A

BICSI Data Center Design Consultant - DCDC - DCDC-002 Exam Practice Test