Numerical control is designed to control the operation of a machine tool by a series of coded instructions called a program.

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  A .  0 . . . 32767 B .  0 . . . 65535 C .  –256 . . . 255 D .  –32768 . . . 32767 E .  Range is platform dependent.

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• The series of valves used to control the return flow in well control operations is called the（）.

  A . valve assembly B . standpipe manifold C . accumulator manifold D . choke manifold

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• The advantage of the control equipment is（）

  A . that the transmitter is on the bridge B . that local manual control can be achieved C . that remote control can be achieved D . simple in construction and reliable in operatio

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• The controlling depth of the river is（）.

  A . the minimum depth of the river prescribed in the channel maintenance program B . the edge of a dredged channel C . the highest level to which the river may rise without flooding D . the least available water in a channel which limits the draft of boats and tow

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• What is the numerical range of char？（）

  A .  0…32767 B .  0…65535 C .  –256…255 D .  32768…32767 E .  Range is platform dependent.

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• The order of importance in addressing damage control is（）.

  A . control flooding，control fire，repair structural damage B . restore vital services，control fire，control flooding C . control fire，restore vital services，control flooding D . control fire，control flooding，repair structural damage

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• For WSA SaaS Access Control， the Identity Provider is：（） 

  A .  Integrated into the Authentication Server B .  Deployed by theSaaS service provider C .  Integrated into the WSA D .  An ICAP server that the WSA is configured to communicate with

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• What is the numerical range of a char？（）   

  A .  0 ... 32767 B .  0 ... 65535 C .  –256 ... 255 D .  –32768 ... 32767 E .  Range is platform dependent.

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• Which Control Plane Policing （CoPP） statement is true？（）

  A .  Traffic to be policed is identified using the control-plane global configuration command. B .  The control-plane global configuration command enters the Cisco Modular QoS CLI （MQC） mode. C .  The control-plane global configuration command enters the control-plane configuration mode.  D .  Traffic to be policed is identified using the control-plane interface configuration command. E .  The control-plane interface configuration command enters the Cisco Modular QoS CLI （MQC） mode. F .  The control-plane interface configuration command enters the control-plane configuration mode.

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• The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is watched by duty personnel.

  A . BRC B . MCC C . AUT-0 D . AUT-1

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• Which kind of the following controllers is the most sophisticated controller?（）

  A . Proportional controller B . Integral controller C . Derivative controller D . PID controller

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• Check value is used to control （）

  A . direction of oil flow B . back pressure of return oil C . bypass of filter D . high pressure overflow

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• The control mode in which the final control element is moved from one of two flexed positions to the other is known as （）.

  A . dead band action B . neutral zone action C . range D . on-off actio

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• A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?（）.

  A . When dead in the water，it is often difficult to find the neutral position and slight headway or sternway may result B . When going directly from full ahead to full astern，there is complete steering control C . When the vessel has headway and the propeller is in neutral，there is no effect on rudder control D . When maneuvering in port，full ahead or astern power can usually be obtained without changing shaft RPM

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• Which property of the Label control gets\sets the identifer for a server control that the Label control is associated with？（）

  A . ClientID B . ID C . AssociatedControlID D . ControlID

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• The hydraulic （） is used to control engine speed.

  A . motor B . pump C . governor D . capsta

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• A controller with three or more set positions is called a continuous controller.

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• DNC is short for direct numerical control .

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• Numerical control is designed to control the operation of a machine tool by a series of coded instructions called a program.

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• Numerical control machine operators set up and tend ________.

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• A part program is stored in the form of blocks of information, and each block has the numerical data needed to manufacture a segment of the work-piece.

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•  A part program is stored in the form of blocks of information, and each block has the numerical data needed to manufacture a segment of the work-piece.

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• CNC (Computerized Numerical Control) refers to in Chinese term

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• 如任务单主控制卡冗余，工作用主控制卡IP地址为6，其冗余主控制卡B网IP地址是（）。 If the task sheet master control card is redundant, the working master control card IP address is 6, the B network IP address of its redundant master control card is （).

  A．128.128.1.6 B．128.128.2.6 C．128.128.1.7 D．128.128.2.7

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