When action to avoid a close quarter s

1、I can not take any actions to avoid cl

I can not take any actions to avoid close quarters situation with you，because your navigation lights（）.Ais not visibleBare not invisibleCare not visibleDcan easily be see

2、Any action to avoid collision shall,if

Any action to avoid collision shall,if the circumstances of the case admit,（）,made in ample time and with due regard to the observance of good seamanship.Abe initiativeBbe positiveCbe negativeDbe positively

3、Prior to closing the breaker when para

Prior to closing the breaker when paralleling two AC generators, the recommended practice is to have the frequency of the incoming machine （）...

4、Any action taken to avoid collision sh

Any action taken to avoid collision shall，if the circumstances of the case admit，（）.Abe positiveBbe positive and made in ample timeCbe positi...

5、To avoid damaging the components of a

To avoid damaging the components of a printed circuit board when testing it with a DC volt-ohmmeter, you should （）Aground the boardBavoid reversing the polarity of the leadsCisolate sensitive components with heat sinksDall of the above

6、There is a fire in the crew’s quarters

There is a fire in the crew’s quarters of your vessel. You should（）.Aventilate the quarters as much as possibleBprepare to abandon shipCclose all ventilation to the quarters if possibleDattempt to put the fire out yourself before sounding the alarm