DCDC-002 Free Practice Test

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

1. A. The transformer
2. B. The UPS
3. C. The generator
4. D. The switchboard

Correct Answer: A

What is the minimum size conductor from the TMGB to the building main ground bus?

1. A. 80mm (150MCM) bare copper
2. B. 100mm (200MCM) bare copper
3. C. 130mm (250MCM) bare copper
4. D. 160mm (300MCM) bare copper
5. E. 200mm (400MCM) bare copper

Correct Answer: C

what additional fuel filtering is required for generators in class F3 and F4 facilities

1. A. two-stage, spin-on-type fuel filters
2. B. four stage, paper-type fuel filters
3. C. five stage, mesh type fuel filters
4. D. three stage, spin-on-type fuel filters

Correct Answer: D

What is the acceptable rate of temperature change per hour in a data center according to TIA-942?

1. A. 5 degrees
2. B. 7 degrees
3. C. 9 degrees
4. D. 12 degrees
5. E. 15 degrees

Correct Answer: C

What is the clearance required between AC units?

1. A. Mi
2. B. of 2 ft but recommended 6 ft.
3. C. Mi
4. D. of 4 ft but recommended 6 ft.
5. E. Mi
6. F. of 6 ft but recommended 8 ft.
7. G. Mi
8. H. of 8 ft but recommended 10 ft.

Correct Answer: B