Which of the following is the correct description of the site selection and internal configuration of the computer room?

Which of the following is the correct description of the site selection and internal configuration of the computer room?
A . In order to beautify the environment of the computer room and purify the air in the computer room, several pots of green plants were rotated
B. Due to the large area of the computer room, two fire-fighting systems are installed in the computer room: automatic fire alarm system and a large number of portable fire extinguishers
C. Three lighting systems are equipped in the computer room: common lighting, standby lighting and emergency lighting
D. There is a smelter 2 kilometers away from the computer room

View Answer

Answer: C