Question 1

According to TIA-942, what is the low temperature that must be maintained in a data center?

Options :

A : 60 degrees

B : 65 degrees

C : 68 degrees

D : 70 degrees

E : 75 degrees

Answer: C

Question 2

What is the clearance required for the hot aisle width?

Options :

A : 2 ft

B : 4 ft

C : 6 ft

D : 8 ft

Answer: B

Question 3

What is the difference between a single bus and a dual bus power distribution system?

Options :

A : Single bus has only one power source while dual bus has two independent power sources

B : Single bus is more reliable than dual bus

C : Dual bus is more cost-effective than single bus

D : Single bus is more flexible and adaptable to changing needs than dual bus

Answer: A

Question 4

What is the Fourth Preference Regarding Utility Service?

Options :

A : At least two circuits from one substation fed via alternative power grid

B : Two balanced feeds with different voltages derived from a single distribution station

C : One circuit from one substation, separate paths

D : At least four circuits each from different distribution stations but fed via common feeders

Answer: C

Question 5

What is the difference between a raised floor and a solid floor?

Options :

A : Raised floor allows for better airflow and cable management

B : Solid floor allows for better cooling efficiency and higher load capacity

C : Raised floor is cheaper and easier to install

D : Solid floor is more flexible and adaptable to changing needs

Answer: A