Let’s work on the questions: 2015 Level 1 Certified Fire Engineer – Technical Practice, Questions 11-12
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11. A 5-story data computer room with a ceiling height of 5 meters; each floor features a large computer area of 1,200 square meters, protected by an IG541 combined gas extinguishing system. The protection areas of the gas fire suppression system in this building should be divided into at least ( ) areas. A、5 B、6 C、8 D、10 Answer: D 12. In order to meet its production needs, a factory plans to build a liquefied petroleum gas storage area with a total capacity of 1500 m3. The lowest-frequency wind direction throughout the year in the area where the factory is located is the northeast wind. Under the condition that all other requirements are met, this tank area should be located on the （） side of the plant site. A、Northeast side B、Northwest side C、Southwest side D、Southeast side Answer: A
11、D (10).------12、A (northeast side).
May I ask how to solve the first question? The answer to the second question is A
11. A 5-story data computer room with a ceiling height of 5 meters; each floor features a large computer area of 1,200 square meters, protected by an IG541 combined gas extinguishing system. The protection areas of the gas fire suppression system in this building should be divided into at least (D) areas. A、5 B、6 C、8 D、10. 2. In order to meet its production needs, a factory plans to build a liquefied petroleum gas storage area with a total capacity of 1500 m3. The lowest-frequency wind direction throughout the year in the area where the factory is located is the northeast wind. Under the condition that all other requirements are met, this tank area should be located on the （A） of the plant site: A. Northeast side B. Northwest side C. Southwest side D. Southeast side