When underway in a channel，you should keep to the（）.

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• Which channel and mode should be used when initiating a distress alert transmission（）.

  A . Channel 6 DSC B . Channel 6 Radiotelephony C . Channel 13 Radiotelephony and channel 16 DSC D . Channel 70 DSC

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• A vessel is proceeding downstream in a narrow channel on the Western Rivers when another vessel is sighted moving upstream. Which vessel has the right of way? （）

  A . The vessel moving upstream against the current B . The vessel moving downstream with a following current C . The vessel located more towards the channel centerline D . The vessel with the least amount of maneuverability

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• When underway in a channel,you should keep to the（）.

  A . middle of the channel B . starboard side of the channel C . port side of the channel D . side of the channel that has the widest tur

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• How is NIC teaming configured when port channels are not in use in a Cisco Nexus 1000V?（）

  A . active / active using spanning tree B . active / active C . active / passive using spanning tree D . active / passive

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• What interface is created when an FC Port Channel is created on a Cisco Unified Computing System？（）

  A .  An interface ’san-port-channel’ in NXOS B .  An interface ’port-channel’ in NXOS C .  An interface ’port-channel’ with ’mode fc’ configured D .  An interface ’fc-port-channel’ in NXOS

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• When can routine communications be resumed on a frequency or channel on which radio silence has been imposed? （）

  A . After determining that the frequency or channel appears to be no longer in use B . After determining that geographic distance from the distress situation will prohibit any other signal from interfering with emergency communications C . After the Rescue Coordination Center transmits a message on the frequency or channel being used for emergency communications stating that such traffic has concluded D . Routine communications can resume if，in the Master's opinion，communications on that frequency or channel will not interfere with emergency communicatio

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• While underway at night you observe a vessel’s range lights in line off your starboard beam． You should（）.

  A . come right B . sound the danger signal C . continue on your course D . come left

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• When a buoy marks a channel bifurcation，the preferred channel is NOT indicated by（）.

  A . the shape of an unlighted buoy B . the light color of a lighted buoy C . the color of the topmost band D . whether the number is odd or eve

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• When approaching a preferred-channel buoy，the best channel is NOT indicated by the（）.

  A . light characteristic B . color of the uppermost band C . shape of an unlighted buoy D . color of the light

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• A vessel is underway with a work stage rigged over the side. A seaman may work on the stage，but only when（）.

  A . wearing a life jacket B . wearing a safety harness secured to the stage C . wearing both a life jacket and a safety harness secured to the stage D . the vessel is not making way

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• When underway in a channel，you should if safe and practicable（）.

  A . stay near the middle of the channel B . keep to the starboard side of any vessels you meet C . exchange whistle signals with any other vessels in the channel D . keep to the side of the channel which lies to your starboard

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• While underway，in fog，you hear a whistle signal of one prolonged blast followed by two short blasts. This signal is sounded by a vessel（）.

  A . not under command B . being towed C . on pilotage duty D . aground

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• When planning for VoWLAN capacity during a site survey， how many simultaneous calls can beestimated per 5 GHz channel？（）

  A . 7 B . 14 C . 20 D . 30

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• You are underway and approaching a bend in the channel where vessels approaching from the opposite direction cannot be seen．You should sound（）.

  A . one blast，4 to 6 seconds in duration B . three blasts，4 to 6 seconds in duration C . one continuous blast until you are able to see around the bend D . one blast，8 to 10 seconds in duratio

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• A vessel（）when underway shall so far as possible，keep out of the way of a vessel not under command.

  A . having engaged in fishing B . engaging in fishing C . engaged in fish D . engaged in fishing

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• When entering a channel from seaward，the numbers on buoys（）.

  A . are the same as their Light List number B . are marked in 6 inch figures with retroreflective material C . increase with the even numbers to starboard D . decrease with the odd numbers to starboard

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• Prior to getting underway，the Master or person in charge of a ship must（）.

  A . conduct a fire drill B . conduct a boat drill C . log the fore and aft draft marks D . test the emergency generator

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• If your vessel is underway in fog and you hear one prolonged and three short blasts，this is a （）.

  A . vessel not under command B . sailing vessel C . vessel being towed (manned) D . vessel being towed (unmanned)

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• A Channel ID mismatch occurs when （）.

  A . fibers are terminated incorrectly on a node B . the channel number in the received K1 byte is not identical to the channel number transmitted in the K2 byte C . the channel number in the received C1 byte is not identical to the channel number transmitted in the C2 byte D . the channel number in the received C2 byte is not identical to the channel number transmitted in the C1 byte E . the channel number in the received K2 byte is not identical to the channel number transmitted in the K1 byte

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• You are about to cross a narrow channel when you see an approaching vessel that can only be navigated safely within the channel.You should（）.

  A、cross the channel as you are the stand-on vessel B、cross only if the vessel in the channel is approaching on your port side C、not cross the channel if you might impede the other vessel D、sound the danger signal

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• You are crossing a narrow channel in a 15-meter vessel when you sight a tanker off your port bow coming up the channel. Which statement is TRUE? （）

  A . Yours is the give-way vessel because it is less than 30 meters long B . You shall not impede the safe passage of the tanker C . The tanker is the stand-on vessel because it is to port of your vessel D . The tanker is the stand-on vessel because it is the larger of the two vessel

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• A passenger vessel is underway. When may passengers visit the pilothouse? （）

  A . Passengers are excluded from the pilothouse while underway B . Passengers are permitted in the pilothouse during daylight hours only C . Passengers are permitted to visit the pilothouse when authorized by the Master and officer of the watch D . Passengers are permitted in the pilothouse when they are escorted by a ship's officer

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• 24. If your vessel is underway in fog and you hear one prolonged and three short blasts, this is a ______

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• When a single channel failure occurs, the operational channel of DFCS can still provide automatic control of the aircraft. 答案:√

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