vessel not under command
sailing vessel
vessel being towed (manned)
vessel being towed (unmanned)
第1题:
Approaching a anchorage in fog, you hear one short, one prolonged, and one short blast in that sequence on a ship’s whistle. This indicates ______.
A.A vessel towed
B.A vessel not under command and unable to maneuver.
C.A vessel anchored giving warning of her position.
D.A vessel stopped dead in the water.
第2题:
In fog you observe your radar and determine that risk of collision exists with a vessel which is 2 miles off your port bow. You should ______.
A.stop your engines
B.sound the danger signal at two-minute intervals
C.hold course and speed until the other vessel is sighted
D.take avoiding action as soon as possible
第3题:
You are on international waters during a heavy rainstorm and hear a vessel sounding a fog signal of one prolonged blast followed by two short blasts. Which of the following could it be?Ⅰ.A vessel laying submarine cable making way.Ⅱ.A pilot vessel on station at anchor.
A.Ⅰ only
B.Ⅱ only
C.Either Ⅰ or Ⅱ
D.Neither Ⅰ nor Ⅱ
第4题:
vessel not under command
sailing vessel
vessel in distress
vessel being towed
第5题:
stop your engines
sound two prolonged blasts of the whistle
sound the danger signal
slow to bare steerageway
第6题:
If you do NOT understand the course or intention of an approaching vessel you should sound ___________.
A.one short blast
B.one prolonged blast
C.not less than five short blasts
D.not less than five prolonged blasts
第7题:
One blast at one-minute intervals
One blast at two-minute intervals
Two blasts at one-minute intervals
One prolonged and two short blasts at two-minute intervals
第8题:
On the high seas,a fog signal consisting of one prolonged blast followed by four short blasts would indicate the presence of a ______.
A.vessel being towed
B.fishing vessel engaged in trawling
C.vessel at anchor warning you of her location
D.power-driven pilot vessel on station underway
第9题:
Reduce speed to bare steerageway
Stop your engines
Begin a radar plot
All of the above
第10题:
one short blast
one prolonged blast
two short blasts
three short blasts