Question 1

Which type of power can be a source available to the data center that takes over the function of supplying when utility power is unavailable?

Options :

A : Standby

B : Passive

C : Active

D : Alternate

Answer: A

Question 2

You have three UPS systems connected in parallel. The UPS systems have an imbalance in the load sharing of approximately 20%. What should you recommend?

Options :

A : Review the cable lengths of each UPS to the common busbar

B : Nothing, there is no reason for any concern

C : Review the common mode noise levels within the computer room

D : Review the harmonics levels within the computer room

Answer: A

Question 3

Which one of the following is an overall consideration for physical security?

Options :

A : Apply the technology

B : Apply the solution

C : Identify the problem

D : Define the problem

Answer: D

Question 4

The pipes of a VESDA smoke detection system are installed at the air intake of the air conditioner inside the computer room. Is this a good practice from an early smoke detection point of view?

Options :

A : It depends on the type of gas-based fire suppression which will be installed.

B : Yes, as this reduces the amount of piping to be installed in the data center, as all air will go through the air conditioner.

C : No, the piping should be installed at the air exhaust of the air conditioner, as there can also be a fire inside the air conditioner itself.

D : No, it will give a longer reaction time for the smoke detection system and there might also be bypass airflow.

Answer: D

Question 5

Do you need to consider bullet (ballistics) protection when designing a data center?

Options :

A : Bullet (ballistics) protection is required by ANSI/TIA-942 for all data centers.

B :

Bullet (ballistics) protection is only required when the data center is located in an area with a high crime rate.

C : Bullet (ballistics) protection is required by ANSI/TIA-942 for data centers Rated 3

D :

Bullet (ballistics) protection is only required if the facility is a potential target or the building is in the vicinity of a potential target.

Answer: D