网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
Accidental grounds in a shipboard electrical system must be repaired as soon as possible as they will （）
A
result in immediate power outages
B
damage circuit breakers
C
appear on the ground detection system
D
damage insulation and may cause outages
参考答案
参考解析
解析：
暂无解析
更多 “单选题Accidental grounds in a shipboard electrical system must be repaired as soon as possible as they will （）A result in immediate power outagesB damage circuit breakersC appear on the ground detection systemD damage insulation and may cause outages” 相关考题
考题
When adding oil to a refrigeration system, precautions must be taken to ensure thatA.the compressor suction pressure is not too highB.all air is purged from the pump and charging fittingsC.the high pressure cutout switch is held open to prevent accidental startingD.the condenser is completely shutdown first
考题
Which system should be supplied to obtain the best efficiency and lowest emissions?A.Lean combustion principleB.Fuel oil systemC.Electrical control systemD.Electronic control system
考题
Refer to the exhibit. Autonomous systems 200 and 300 have EBGP sessions established with their directly connected routers in au tonomous system 100. IGP has been configured on all routers in autonomous system 100 and they successfully exchange routing updates. Traffic originated in autonomous system 200 cannot reach the destination autonomous system 300. What configuration shoul d be done on the routers in autonomous system 100 in order for the traffic coming from autonomous system 200 to be forwarded to autonomous system 300?（）A. IBGP session must be established between routers R1 R2 and R2 R3, and the synchronization must be turned off.B. IBGP speakers within autonomous 100 must be fully meshed, and the synchronization must be turned on.C. IBGP session must be established between routers R1 R2 and R2 R3, and the synchronization must be turned on.D. IBGP session mu st be established between routers R1 and R3, and the synchronization must be turned off.E. IBGP speakers within autonomous 100 must be fully meshed, and the synchronization must be turned off.F. IBGP session must be established between routers R1 and R3, and the synchronization must be turned on.
考题
The part of the shipboard electrical system used to control the distribution of power to the branch circuits, is the ______.A.bridge control panelB.disconnect linksC.main switchboardD.governor relay box
考题
Bonding cables are used during cargo transfer to ______．A.provide safe electrical power connection to barge equipmentB.keep the vessel from surging excessivelyC.prevent an accidental discharge of static electricityD.secure the cargo hose to a hatch when loading overall
考题
Loran-C is which type of system ________．A.Reflected electronB.Electrical radiationC.Quarterpoint electrical navigationD.Hyperbolic radio navigation
考题
Which statement concerning reserve sources of energy for GMDSS is FALSE ________．A.While the ship is at sea，there must be available at all times a supply of electrical energy sufficient to operate the radio installations and to charge any batteries used as part of a reserve source of energyB.Both the VHF and MF/HF installations must be simultaneously suppliedC.A means of ensuring a continuous supply of electrical power must be provided to all GMDSS equipment that could be affected by an interruption in powerD.If a UPS or equivalent is used to supply power to the ship's GPS receiver or other source of positional information，a means must be provided to ensure the continuous supply of the information in the event of a failure to the ship's main or emergency source of power
考题
All casualties such as personnel injuries or illness, oil spills, accidental fire, collision,stranding, and unusually severe weather damage, whether at sea, in port, or in shipyard, must be promptly ______ to the company.A.spokenB.saidC.toldD.communicated
考题
Prior to implementing an LPAR system， which of the following needs to be done？（）A、A graphics monitor must be attached to the serverB、Cluster System Management （CSM） software must be installedC、The LPAR system must have an Hardware Management Console （HMC） connectedD、Each LPAR must be configured with a CDROM for operating system installation
考题
A System p distribution customer is very concerned about Reliability， Availability and Serviceability （RAS）. They are planning to install several p6 servers in their facilities and want to be able to move an LPAR from one System p to another. Which of the following would accomplish this（）A、System p servers using similar SAN storageB、System p servers must share an HMCC、System p servers must have the same level HMCD、System p servers with VIOS
考题
单选题Loran-C is which type of system（）.A
Reflected electronB
Electrical radiationC
Quarterpoint electrical navigationD
Hyperbolic radio navigation
考题
单选题The part of the shipboard electrical system used to control the distribution of power to the branch circuits, is the （）.A
bridge control panelB
disconnect linksC
governor relay boxD
main switchboard
考题
单选题When adding oil to a refrigeration system, precautions must be taken to ensure that （）.A
the compressor suction pressure is not too highB
all air is purged from the pump and charging fittingsC
the high pressure cutout switch is held open to prevent accidental startingD
the condenser is completely shutdown first
考题
单选题Which statement concerning reserve sources of energy for GMDSS is FALSE（）.A
While the ship is at sea，there must be available at all times a supply of electrical energy sufficient to operate the radio installations and to charge any batteries used as part of a reserve source of energyB
Both the VHF and MF/HF installations must be simultaneously suppliedC
A means of ensuring a continuous supply of electrical power must be provided to all GMDSS equipment that could be affected by an interruption in powerD
If a UPS or equivalent is used to supply power to the ship's GPS receiver or other source of positional information，a means must be provided to ensure the continuous supply of the information in the event of a failure to the ship's main or emergency source of power
考题
单选题A switchboard, for a AC electrical distribution system, will be provided with which of the following components （）.A
Frequency meterB
AmmeterC
VoltmeterD
All of the above
考题
单选题Which of the fluids listed is normally used to condense the primary refrigerant in a shipboard central air conditioning system?（）A
Air or NitrogenB
Seawater or Fresh waterC
Sodium Nitrate brineD
Calcium Sulfate brine
考题
单选题Which of the following statements is correct concerning a typical shipboard multi-coil refrigeration system?（）A
The liquid receiver functions to collect and remove non-condensable gasesB
A thermostatic expansion valve is used to control refrigerated space temperatureC
Refrigerant temperature in an evaporator is directly related to refrigerant pressureD
Dehydrators must be used continuously in a refrigeration system
考题
单选题Your vessel is equipped with a fixed C02 system and a fire main system. In the event of an electrical fire in the engine room what is the correct procedure for fighting the fire?（）.A
Use the C02 system and evacuate the engine roomB
Use the fire main system and evacuate the engine roomC
Evacuate the engine room and use the C02 systemD
Evacuate the engine room and use the fire main system
考题
单选题In an alternating current electrical system, a low system power factor is a direct sign of （）A
wasted energyB
efficient operationC
a short in the exciter field windingsD
an excessive number of minor system grounds
考题
单选题The source of energy fitted in GMDSS complying vessels must be（）.A
the main source of energyB
emergency source of electrical powerC
the reserve source of energyD
all of above
考题
单选题Shipboard Emergency Drills must be carried out at least（）on board cargo ship.A
Once every third yearB
Once a monthC
Once a yearD
Once a week
考题
单选题Prior to implementing an LPAR system， which of the following needs to be done？（）A
A graphics monitor must be attached to the serverB
Cluster System Management （CSM） software must be installedC
The LPAR system must have an Hardware Management Console （HMC） connectedD
Each LPAR must be configured with a CDROM for operating system installation
考题
单选题During the PSC inspection, under the provisions of SOLAS 74, which one may not be regarded as clear grounds for ships’ detainment?（）A
failure of the proper operation of the main steering gearB
failure of the proper operation of electrical installationsC
leakage of domestic water pumpD
insulation of exhaust pipes in engine room contaminated by oil
考题
单选题Bonding cables are used during cargo transfer to（）.A
provide safe electrical power connection to barge equipmentB
keep the vessel from surging excessivelyC
prevent an accidental discharge of static electricityD
secure the cargo hose to a hatch when loading overall
考题
单选题A switchboard for an AC electrical system requires the use of which of the following devices（）.A
Frequency meterB
OhmmeterC
Induction voltage regulatorD
Current transformer governor
考题
单选题According to Larson, to redress the traffic problem, _____.A
car pooling must be studiedB
rapid mass transit system must be introducedC
flexible work hours must be experimentedD
overall strategies must be coordinated
考题
单选题All wire rope used in shipboard cargo gear must be identified and described in a certificate. The certificate shall certify all of the following EXCEPT the（）.A
date of the testB
load at which a test sample brokeC
name of the vesselD
number of strands and of wires in each strand
热门标签
最新试卷
