When pushing ahead，wires leading from the quarters of the after outboard barges to the bow of a towboat（）.

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• When one upbound vessel is overtaking another vessel and both are pushing a tow ahead，what reaction may you expect（）.

  A . Both towheads will tend to drift apart，and the overtaking vessel will be slowed down B . Both towheads will tend to drift together，and the overtaking vessel will be slowed down C . Both towheads will tend to drift apart，and the overtaken vessel will be slowed down D . Both towheads will tend to drift together，and the overtaken vessel will be slowed dow

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• When a vessel sees the other ahead or nearly ahead，by night she could see the masthead lights of the other in a line or nearly in a line or both side lights，（）shall be deemed to exist.

  A . head-on situation B . end-situation C . crossing situation D . close-quaters situatio

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• When securing a hook to the end of a wire rope you should use（）.

  A . A bowline knot B . A long splice C . An overhand knot with a wire rope clip D . Wire rope clips with a thimble eye

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• When the current flow through a copper wire increases, its （）

  A . resistance will decrease B . insulation will bum C . temperature will increase D . conductivity will increase

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• When using a lightning arrestor， connect which type of ground wire to a good earth ground？（）

  A . #6 solid copper B . #12 solid copper C . #20 solid copper D . #22 solid copper

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• In twin-screw engine installations while going ahead，maneuvering qualities are most effective when the tops of the propeller blades both turn（）.

  A . to starboard B . outboard from the center C . to port D . inboard toward the center

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• When a pushing vessel and a vessel being pushed are rigidly connected in a composite unit，they shall be regarded as（）.

  A . a tugboat B . a sailing vessel C . a power-driven vessel D . a vessel propelled by machinery and under sail

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• A vessel is overtaking when she can see which light(s) of a vessel ahead?（）

  A . Only the stern light of the vessel B . One sidelight and a masthead light of the vessel C . Only a sidelight of the vessel D . The masthead lights of the vessel

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• A 20-meter power-driven vessel pushing ahead or towing alongside will display（）.

  A . a single white light forward B . two masthead lights in a vertical line C . two towing lights in a vertical line D . two all-round red lights where they can best be see

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• A towing vessel pushing a barge ahead and rigidly connected in a composite unit shall show the lights of（）.

  A . a vessel towing by pushing ahead B . a power-driven vessel，not towing C . a barge being pushed ahead D . either answer A or answer B

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• What material may be substituted for zinc when making a poured metal socket ending to a wire rope（）.

  A . Lead B . Babbitt C . Solder D . Nothing

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• When towing，what is the main reason for using a chain bridle on a wire hawser（）.

  A . It makes for an easy connection B . It gives a spring effect to cushion the shock C . It eliminates the necessity of a swivel D . It does not chafe

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• When a pushing vessel and a vessel（）ahead are rigidly connected in a composite unit they shall be regarded as a power-driven vessel.

  A . is pushed B . being pushed C . was pushed D . be pushed

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• When a deck cargo is secured with chain or wire lashings and grab (pear) links，which statement is FALSE?（）

  A . The amount of take-up is limited by the length of the turnbuckle B . At the grab (pear) link，the slack end of chain should be led back and secured to the chain above the link C . The lashings should be inspected each day and any slack taken up D . The turnbuckle should be secured with a stick or lock nut

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• A device commonly used to secure the pendant wire when it is initially passed to an anchor handling vessel is（）.

  A . pelican hook B . connecting link C . shackle D . retaining hook

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• A towboat is pushing barges ahead at a dangerously fast speed when（）.

  A . the towboat vibrates when backing down B . the roostertail exceeds the height of the main deck C . a strain is placed on the face wires D . water comes over the foredeck of the lead barge

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• When viewed from astern, if the propeller revolves in a clockwise direction when going ahead, it is known as （）.

  A . ahead direction B . astern direction C . right-handed D . left-handed

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• When a rescuer finds an electrical burn victim in the vicinity of live electrical equipment or wiring，his first step is to（）.

  A . flush water over any burned area of the patient B . apply ointment to the burned areas on the patient C . get assistance to shut down electrical power in the area D . remove the patient from the vicinity of the live electrical equipment or wiring

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• “当进入时不要相互推挤”的英文翻译是：DO NOT PUSH EACH OTHER WHEN ENTERING。

  A . 正确 B . 错误

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• When underway and proceeding ahead，as the speed increases，the pivot point tends to（）.

  A . move aft B . move forward C . move lower D . remain stationary

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• When working with lumber, wire and staples are not desirable to be used because（）.

  A . they are not subjected to cause trouble B . they are difficult to handle this kind of cargo C . the efficiency of separating is raised D . the efficiency of loading is greater

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• When cutting wire rope，seizings are put on each side of the cut.The seizings prevent the wire from unlaying and also（）.

  A . Maintain the original balance of the tension in the wires and strands B . Prevent moisture from entering between the wires at the cut end C . Forces lubricant from the core to protect the raw，cut end D . All of the above

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• When making a speech, it ’ s _______ to plan all your gestures ahead of time .

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• When configuring pseudo wire for E1 service on ZXCTN equipment, make sure （)and contro

  When configuring pseudo wire for E1 service on ZXCTN equipment, make sure ()and control field must be selected.

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