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
Which signal is recognized as a distress signal?（）.
A
Directing the beam of a searchlight at another vessel
B
A smoke signal giving off orange colored smoke
C
A whistle signal of one prolonged and three short blasts
D
International Code Signal PAN spoken over the radiotelephone
参考答案
参考解析
解析：
暂无解析
更多 “单选题Which signal is recognized as a distress signal?（）.A Directing the beam of a searchlight at another vesselB A smoke signal giving off orange colored smokeC A whistle signal of one prolonged and three short blastsD International Code Signal PAN spoken over the radiotelephone” 相关考题
考题
One of the signals, other than a distress signal, that can be used by a rescue boat to attract attention is a/an ______.A.red star shellB.searchlightC.burning barrelD.orange smoke signal
考题
When comparing DSL broadband to cable broadband, which of the following is an advantage ofDSL broadband?()
A. Upgraded copper lines allow maximum speed greater than cableB. Signal is not shared back to the switchC. Signal is shared back to the switchD. Distance is not a factor in signal speed
考题
________is the most visible signal of distress from a lifeboat at sea in the daytime.A.Smoke signalB.Flash signalC.Fire signalD.Radio emergency transmission
考题
Which statement concerning satellite EPIRBs is TRUE ________．A.Once activated，these EPIRBs continuously send up a signal for use in identifying the vessel and for determining the position of the beaconB.The coded signal identifies the nature of the distress situationC.The coded signal only identifies the vessel's name and port of registryD.If the GMDSS Radio Operator does not program the EPIRB，it will transmit default information such as the follow-on communications frequency and mode
考题
If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left，you would ______．A.fire a green star to the leftB.send the letter K by light and point to the leftC.place an orange signal to your left as you signal with a white lightD.send the code signal S followed by L
考题
A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the ______.A.distress positionB.spoken words “Mayday, Mayday, Mayday”C.ship’s nameD.ship’s call letters
考题
An orange flag showing a black circle and square is a ______.A.signal indicating a course changeB.distress signalC.signal of asking to communicate with another vesselD.signal indicating danger
考题
Which signal and noise values will result in the best phone communication with an access point？（）A、 Signal strength 0dBm， noise level 6dBmB、 Signal strength 8dBm， noise level 9dBmC、 Signal strength 4 dBm， noise level 4 dBmD、 Signal strength 6dBm， noise level 5 dBm
考题
Which signal and noise values will result in the best phone communication with an access point?（）A、signal strength 46dBm, noise level 95dBmB、signal strength 74dBm, noise level 94dBmC、signal strength 68dBm, noise level 79dBmD、signal strength 50dBm, noise level 56dBm
考题
You are the Cisco Network Designer in Cisco.com. Which signal and noise values will result in thebest phone communication with an access point？（）A、 signal strength 5dBmB、 signal strength 6dBmC、 noise level 4dBmD、 noise level 5dBm
考题
After 100 meters (328 feet), CAT6 cabling is known to experience which of the following symptoms?（）A、Signal lossB、Signal bleedC、Data collisionD、Crosstalk
考题
When comparing DSL broadband to cable broadband, which of the following is an advantage ofDSL broadband?（）A、Upgraded copper lines allow maximum speed greater than cableB、Signal is not shared back to the switchC、Signal is shared back to the switchD、Distance is not a factor in signal speed
考题
单选题Distress signal are always stored in the memory so as to start（）.A
local-mode coverageB
SAR operationsC
data processD
continuous broadcast
考题
单选题（）is the most visible signal of distress from a lifeboat at sea in the daytime.A
Smoke signalB
Flash signalC
Fire signalD
Radio emergency transmission
考题
单选题One of the signals，other than a distress signal，that can be used by a vessel to attract attention is a(n)（）.A
red star shellB
searchlightC
burning barrelD
orange smoke signal
考题
单选题If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left，you would（）.A
fire a green star to the leftB
send the letter K by light and point to the leftC
place an orange signal to your left as you signal with a white lightD
send the code signal S followed by L
考题
单选题Which is NOT a distress signal? （）A
A continuous sounding with any fog signal apparatusB
A signal sent by radiotelephone consisting of the spoken word MaydayC
An International Code Signal of N.C.D
The firing of green star rockets or shells
考题
单选题A distress signal（）.A
consists of 5 or more short blasts of the fog signal apparatusB
consists of the raising and lowering of a large white flagC
may be used separately or with other distress signalsD
is used to indicate doubt about another vessel's intentions
考题
单选题Which is a distress signal? （）A
A triangular flag above or below a ballB
The International Code Signal of distress indicated by JVC
A green smoke signalD
Flames on the vessel as from a burning tar barrel
考题
单选题What would NOT be a distress signal?（）A
MAYDAY sent by radiotelephoneB
Continuous sounding of fog hornC
Green star shells fired from a launcherD
Square flag and ball in a vertical line
考题
单选题Which signal is recognized as a distress signal?（）.A
Directing the beam of a searchlight at another vesselB
A smoke signal giving off orange colored smokeC
A whistle signal of one prolonged and three short blastsD
International Code Signal PAN spoken over the radiotelephone
考题
单选题（）process the distress signal from EPIRB to determine its position and identity.A
COSPAS-SARSATB
Ground receiving stationsC
storing distress signalD
Near-polar orbiting satellites
考题
单选题The difference between a class A and a class B EPIRB is that the class A EPIRB（）.A
operates on both military and civilian aircraft distress frequenciesB
transmits both an alerting signal and a homing signalC
must be the float free type and automatically activatedD
operates with a greater output of signal power
考题
单选题A distress signal（）.A
consists of 5 or more short blasts of the fog signal apparatusB
consists of the raising and lowering of a large white flagC
may be used individually or in conjunction with other distress signalsD
is used to indicate doubt about another vessel's intentions
考题
单选题What is NOT a distress signal?（）A
Red flares or red rocketsB
Continuous sounding of fog signaling apparatusC
International Code Flags November and CharlieD
Basket hanging in the rigging
考题
单选题Which is NOT a distress signal?（）A
A continuous sounding with any fog signal apparatusB
A signal sent by radiotelephone consisting of the spoken word MaydayC
An International Code Signal of N.CD
The firing of green star rockets or shells
考题
单选题Which radiotelephone signal indicates receipt of a distress message?（）A
Roger wilcoB
Romeo，romeo，romeoC
SOS acknowledgedD
Mayday roger
考题
单选题（）process the distress signal from EPIRB to determine its position and identity.A
COSPAS-SARSATB
ground receiving stationsC
storing distress signalD
Near polar orbiting satellites
热门标签
最新试卷
