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)
如果用DSC设备收妥确认遇险报警信息,在DSC上应选()
- A、DISTRESS ACKNOWLEDGE
- B、URGENT CALL
- C、DISTRESS RELAY
- D、SAFETY CALL
参考答案
更多 “如果用DSC设备收妥确认遇险报警信息,在DSC上应选()A、DISTRESS ACKNOWLEDGEB、URGENT CALLC、DISTRESS RELAYD、SAFETY CALL” 相关考题
考题
DSC遇险呼叫时,它的格式符£¯类别是()。
A、Distress/distressB、allship/DistressC、Distress/ALL shipD、All ship/All ship
考题
收到船舶的DSC遇险呼叫后_____。A.只有海岸台才能给予遇险报警的收妥确认B.船舶电台能立即用无线电话给予收妥确认C.只有在海岸台给予收妥确认后,船舶电台才能使用无线电话给予收妥确认D.船舶电台只能进行DSC遇险报警转发
考题
DSC设备收到遇险确认报警时应:() 1)应立即用DSC设备给与确认 2)应推迟片刻以便让岸台给与遇险应答,并在相应R/T遇险频率上守听 3)若3分钟无岸台应答,船台应在相应的R/T遇险频率上给遇险船应答 4)若用无线电话给遇险船应答无效,并连续收到DSC报警,且3分钟无岸台应答,船台应直接用DSC给与确认,然后向RCC进行遇险转发 5)在HF上收到遇险报警时,可立即直接转发给RCCA、2)3)4)B、1)3)C、1)5)D、1)2)3)4)
考题
船台DSC设备收到遇险报警时,应该()。①应立即用DSC设备给予确认;②应推迟片刻,以便让岸台给予遇险应答,并在相应R/T遇险频率上守听;③若3min无岸台应答,船台应要相应的R/T遇险频率上给遇险船应答;④若用无线电话给遇险船应答无效,并连续收到DSC报警,且3min无岸台应答,船台应直接用DSC给予确认,然后向RCC进行遇险转发;⑤在HF上收到遇险报警时,可立即直接转发给RCCA、①⑤B、②④⑤C、①④D、②③④
考题
收到船舶的DSC遇险呼叫后()。A、只有海岸台才能给予遇险报警的收妥确认B、船舶电台能立即用无线电给予收妥确认C、只有在海岸台给予收妥确认后,船舶电台才能使用无线电给予收妥确认D、船舶电台只能进行DSC遇险报警转发
考题
如果海岸电台在MF/HFDSC设备上收到遇险报警。需要推迟1分钟之后予以确认。原因不包括()。A、MF/HF波段的多频呼叫尝试的发射过程需要大约42秒钟B、DSC遇险报警设备具有持续发射;直到收到有效的DSC遇险报警确认时才停止工作的特点C、海岸电台在MF/HF波段上收到报警信息后等待1分钟的时间,允许报警电台完成一个呼叫尝试周期D、DSC遇险报警链路是开放性的,能够很好地兼顾向遇险船舶附近船只报警,这样可以允许遇难船只附近的船舶首先确认
考题
遇险船舶通过DSC技术发射报警后,成功在DSC上收妥了报警确认。而后双方根据DSC报警信息约定在2182kMz或者VHF16信道上展开遇险通信时,遇险信号双方识别()。A、仍然必须读三次B、必须减少到两次C、可以只读一次D、读的次数越多越好
考题
单选题DSC distress acknowledgements are normally transmitted by()in respond to a receiver DSC distress call.A
Ship stationsB
Coast stationsC
NCSsD
NCC
考题
单选题船台DSC设备收到遇险报警时,应该()。①应立即用DSC设备给予确认;②应推迟片刻,以便让岸台给予遇险应答,并在相应R/T遇险频率上守听;③若3min无岸台应答,船台应要相应的R/T遇险频率上给遇险船应答;④若用无线电话给遇险船应答无效,并连续收到DSC报警,且3min无岸台应答,船台应直接用DSC给予确认,然后向RCC进行遇险转发;⑤在HF上收到遇险报警时,可立即直接转发给RCCA
①⑤B
②④⑤C
①④D
②③④
考题
单选题If a DSC distress relay is transmitted from coast station , it will().A
indicate the ship in distress that the alert has been receivedB
alert ships in the area of a distress incident that a distress has occurredC
inform other coast station of distress incidentD
repeat the distress alert in 5 minutes
考题
单选题Distress and safety communications following DSC calling will be performed by radiotelephony or().A
NBDPB
EGC receiverC
NBDP or bothD
EGC receiver or both
考题
单选题If a ship station relays a DSC distress call to an appropriate coast station, it means that().A
the ship has received the DSC distress call on a HF frequencyB
the coast station concerned has not acknowledged it within 5 minutesC
the ship will take command of search and rescue in 5 minutesD
A and B
考题
单选题If no distress acknowledgement is received()a DSC distress call transmission, then the ship in distress may repeat the DSC distress call attempt after a delay of between 3.5 and 4.5 minutes from the beginning of the initial call.A
relevant toB
relate toC
in response toD
in relation to
考题
单选题如果用DSC设备收妥确认遇险报警信息,在DSC上应选()A
DISTRESS ACKNOWLEDGEB
URGENT CALLC
DISTRESS RELAYD
SAFETY CALL
考题
单选题遇险船舶通过DSC技术发射报警后,成功在DSC上收妥了报警确认。而后双方根据DSC报警信息约定在2182kMz或者VHF16信道上展开遇险通信时,遇险信号双方识别()。A
仍然必须读三次B
必须减少到两次C
可以只读一次D
读的次数越多越好
考题
单选题What does the DSC control unit do if the GMDSS radio operator fails to insert updated information when initiating a DSC distress alert?()A
It will abort the transmission and set off an audible alarm that must be manually resetB
It will initiate the DSC distress alert but,as no information will be transmitted,rescue personnel will not be able to identify the vessel,its position or its situationC
It will initiate the DSC distress alert and default information will automatically be transmittedD
It will initiate the DSC distress alert,but any station receiving it will have to establish contact with the distressed vessel to determine its identity,position and situation
热门标签
最新试卷