海船船员考试
单选题Ventilation systems connected to a compartment in which a fire is burning are normally closed to prevent the rapid spread of the fire by（）.A convectionB conductionC radiationD spontaneous combustion
题目
convection
conduction
radiation
spontaneous combustion
相似问题和答案
第1题：
Which organization would conduct a survey of the insulation in a reefer compartment prior to loading cargo?
A.PRC Customs Service
B.OSHA
C.CCS
D.CCIQ
第2题：
When flammable liquids are handled in a compartment on a vessel，the ventilation for that area should be ______．
A.operated continuously while vapors may be present
B.operated intermittently to remove vapors
C.available on standby for immediate use
D.shut down if an explosive mixture is present
第3题：
Which of the following actions are stated in the correct order prior to loading or discharging cargo on a Ro-Ro vessel?
A.Lower the stern ramp，raise/open the stern door，turn on ventilation for cargo holds
B.Turn on ventilation for cargo holds，raise/open the stern door，lower the stern ramp
C.Turn on ventilation for cargo holds，lower the stern ramp，raise/open the stern door
D.Raise/open the stern door，lower the stern ramp，turn on ventilation for cargo holds
第4题：
A customer plans to consolidate several systems onto POWER7. Their immediate requirement is to have a single Power 770, and they will buy a second Power 770 at a later stage. They want to keep their existing three POWER5 570s and three POWER6 520s which are all managed by an HMC (7310-CR3). Which of these statements is true and would minimize the cost?（）
- A、All the machines can be connected to the existing HMC, as long as it is updated to code level 7.7.1 or later
- B、The Power 770 requires an HMC (7042-CR5 or later), so they must buy one. All of the systems can be managed by this new HMC
- C、They should buy a new HMC for the Power 770 system, and leave the POWER5 and POWER6 based systems connected to the existing one
- D、The Power 770 requires an HMC, so they should connect the Power 770 to the HMC and convert the POWER5 and POWER6 based servers to IVM
正确答案:A
第5题：
An engine compartment gasoline fire requires which type of extinguisher?______.
A.Carbon dioxide
B.Dry chemical
C.Foam
D.All of the above
机舱油汽火灾要求哪一种灭火器（扑灭）？CO2，干粉，泡沫
第6题：
Which statement is correct concerning the carriage of coal in bulk ________．
A.Coal should be vented with surface ventilation only
B.Because of its inherent vice，coal should not be loaded wet
C.Dunnage should be placed against ship's sides and around stanchions
D.Through ventilation，as well as surface ventilation，should be provided whenever possible
第7题：
Which of the following statements is FALSE，concerning the regulations pertaining to the cylinder room of a fixed CO2 fire extinguishing system ________．
A.The compartment must be properly ventilated
B.The temperature of the room should never exceed 130℉
C.The door must be kept unlocked
D.The compartment shall be clearly marked and identifiable
第8题：
Which of the following is the stated proper sequence before commencing cargo operations aboard Ro-Ro vessels?
A.Start ventilation，lower the ramp，notify engine room
B.Lower the ramp，start ventilation，notify engine room
C.Notify engine room，lower the ramp，start ventilation
D.Start ventilation，notify engine room，lower the ramp
第9题：
Which of the following would be the safest environmental condition for working on multiple systems at one time？（）
- A、A tiled room with anti-static mats and wrist straps.
- B、A clean， carpeted room with anti-static mats and wrist straps.
- C、A tiled room in a warehouse with outside ventilation.
- D、A clean， carpeted room with air purifiers and dehumidifiers.
正确答案:A
第10题：
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