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单选题A technician is trying to retrieve a screw that fell inside a case and is just out of reach. Which of the following is the BEST procedure to retrieve the screw?（）A Turn the case upside down, shake gently and let the screw fall out.B Use a shop vacuum t

题目
单选题
A technician is trying to retrieve a screw that fell inside a case and is just out of reach. Which of the following is the BEST procedure to retrieve the screw?（）
A

Turn the case upside down, shake gently and let the screw fall out.

B

Use a shop vacuum to retrieve the screw.

C

Use the hardware abstraction layer (HAL).

D

Use an extension magnet.

相似考题

1.You may BEST turn a twin-screw vessel about，to the right，in a narrow channel by using ______.A.Both engines ahead and helmB.One engine onlyC.Port engine ahead and the starboard engine asternD.Both engines astern and use helm

2.A twin-screw vessel with a single rudder is making headway. The engines are full speed ahead.There is no wind or current. Which statement is FALSE?A.If one screw is stopped，the ship will turn toward the side of the stopped screwB..The principal force which turns the ship is set up by the wake against the forward side of the rudderC.Turning response by use of the rudder only is greater than on a single-screw vesselD.With the rudder amidships，the ship will steer a fairly steady course

3.When turning a ship in restricted space with a strong wind，it is normally best to ______．A.Go ahead on both engines with the rudder hard to one side，if on a twin-screw vesselB.Back down with the rudder hard to one side，if on a single-screw vesselC.Take advantage of the tendency to back to port，if on a twin-screw vesselD.Turn so that the tendency to back into the wind can be used，if on a single-screw vessel

4.Which of the following is the FIRST thing a technician should do before putting their hand inside a computer case?()A. Acquire the appropriate tools that are going to be used.B. Touch the case to discharge static.C. Remove loose jewelry.D. Refer to manufacturer documentation.

更多“单选题A technician is trying to retrieve a screw that fell inside a case and is just out of reach. Which of the following is the BEST procedure to retrieve the screw?（）A Turn the case upside down, shake gently and let the screw fall out.B Use a shop vacuum t”相关问题

  • 第1题：

    下列（）为双螺杆挤出机。

    • A、Single－screw  extruder
    • B、Twin－screw  extruder

    正确答案:B

  • 第2题：

    A technician dropped a screw in the case of a desktop computer. Which of the following toolsshould be used to retrieve the screws?（）

    • A、Computer vacuum
    • B、Plastic tweezers
    • C、Canned air
    • D、Screwdriver with magnetized tip

    正确答案:B

  • 第3题：

    Which of the following is the FIRST thing a technician should do before putting their hand inside a computer case?（）

    • A、Acquire the appropriate tools that are going to be used.
    • B、Touch the case to discharge static.
    • C、Remove loose jewelry.
    • D、Refer to manufacturer documentation.

    正确答案:C

  • 第4题：

    A technician is trying to retrieve a screw that fell inside a case and is just out of reach. Which of the following is the BEST procedure to retrieve the screw?（）

    • A、Turn the case upside down, shake gently and let the screw fall out.
    • B、Use a shop vacuum to retrieve the screw.
    • C、Use the hardware abstraction layer (HAL).
    • D、Use an extension magnet.

    正确答案:D

  • 第5题：

    单选题
    Which of the following would be the BEST device to use when removing a loose screw from theinside of a laptop?（）
    A

    Needle-nose pliers

    B

    Extension magnet

    C

    Locking pliers

    D

    Loopback plug


    正确答案： D
    解析： 暂无解析

  • 第6题：

    单选题
    A twin-screw vessel is easier to maneuver than a single-screw vessel because the twin-screw vessel（）.
    A

    permits the rudder to move faster

    B

    generates more power

    C

    can turn without using her rudder

    D

    can suck the water away from the rudder


    正确答案： B
    解析： 暂无解析

  • 第7题：

    单选题
    A single-screw vessel going ahead tends to turn more rapidly to port because of propeller（）.
    A

    discharge current

    B

    suction current

    C

    sidewise force

    D

    thrust


    正确答案： A
    解析： 暂无解析

  • 第8题：

    单选题
    The type of davit on which you must turn a crank in order to swing the lifeboat out over the ship’s side is a（）.
    A

    sheath-screw davit

    B

    gravity davit

    C

    radial davit

    D

    bruckner davit


    正确答案： B
    解析： 暂无解析

  • 第9题：

    单选题
    While performing a preventative maintenance check on a personal computer, a technician notices thatseveralunused expansion card slots have open ports. Which of the following BEST describes why the covers for these card slots should be reinstalled?（）
    A

    Help limit radio frequency interference (RFI) inside the case.

    B

    Help ensure proper air flow through the case.

    C

    Help prevent moisture buildup in the case.

    D

    Help limit electrostatic discharge (ESD) inside the case.


    正确答案： A
    解析： 暂无解析

  • 第10题：

    单选题
    Mike, a technician, is working on a computer and the air is dry. Which of the following choices is the BEST option for Mike to use?（）
    A

    Use a portable anti-static pad and wrist strap, ensuring all components remain on the mat, and the wrist strap is connected to the mat.

    B

    Leave the computer plugged in and running, to stabilize the power, and keep one hand on the case at all times while working on the unit.

    C

    Use a wrist strap, connecting it to the computer case. Leave the computer plugged into the outlet for grounding.

    D

    Advise the customer it is best if the computer is taken back to the shop for repair, so it will be in a controlled temperature environment.


    正确答案： A
    解析： 暂无解析

  • 第11题：

    单选题
    A technician is trying to retrieve a screw that fell inside a case and is just out of reach. Which of the following is the BEST procedure to retrieve the screw?（）
    A

    Turn the case upside down, shake gently and let the screw fall out.

    B

    Use a shop vacuum to retrieve the screw.

    C

    Use the hardware abstraction layer (HAL).

    D

    Use an extension magnet.


    正确答案： D
    解析： 暂无解析

  • 第12题：

    单选题
    A twin-screw vessel with a single rudder is making headway. The engines are full speed ahead. There is no wind or current. Which statement is FALSE? （）
    A

    If one screw is stopped，the ship will turn toward the side of the stopped screw

    B

    The principal force which turns the ship is set up by the wake against the forward side of the rudder

    C

    Turning response by use of the rudder only is greater than on a single-screw vessel

    D

    With the rudder amidships，the ship will steer a fairly steady course


    正确答案： D
    解析： 暂无解析

  • 第13题：

    Which of the following should a technician use to remove dust from the inside of a server case？（）

    • A、Compressed air
    • B、Vacuum
    • C、Soap and water
    • D、Disinfecting wipes

    正确答案:A

  • 第14题：

    Which of the following would be the BEST device to use when removing a loose screw from theinside of a laptop?（）

    • A、Needle-nose pliers
    • B、Extension magnet
    • C、Locking pliers
    • D、Loopback plug

    正确答案:A

  • 第15题：

    Mike, a technician, is working on a computer and the air is dry. Which of the following choices is the BEST option for Mike to use?（）

    • A、Use a portable anti-static pad and wrist strap, ensuring all components remain on the mat, and the wrist strap is connected to the mat.
    • B、Leave the computer plugged in and running, to stabilize the power, and keep one hand on the case at all times while working on the unit.
    • C、Use a wrist strap, connecting it to the computer case. Leave the computer plugged into the outlet for grounding.
    • D、Advise the customer it is best if the computer is taken back to the shop for repair, so it will be in a controlled temperature environment.

    正确答案:A

  • 第16题：

    While performing a preventative maintenance check on a personal computer, a technician notices thatseveralunused expansion card slots have open ports. Which of the following BEST describes why the covers for these card slots should be reinstalled?（）

    • A、Help limit radio frequency interference (RFI) inside the case.
    • B、Help ensure proper air flow through the case.
    • C、Help prevent moisture buildup in the case.
    • D、Help limit electrostatic discharge (ESD) inside the case.

    正确答案:B

  • 第17题：

    单选题
    The cylinder covers and the liners are bolted together by means of studs （） the cylinder frames.
    A

    screwing into

    B

    being screw on

    C

    to screw on

    D

    screwed into


    正确答案： D
    解析： 暂无解析

  • 第18题：

    单选题
    A twin-screw ship going ahead on the otarboard screw only tends to move（）.
    A

    in a straight line

    B

    to port

    C

    from side to side

    D

    to starboard


    正确答案： B
    解析： 暂无解析

  • 第19题：

    单选题
    A technician dropped a screw in the case of a desktop computer. Which of the following toolsshould be used to retrieve the screws?（）
    A

    Computer vacuum

    B

    Plastic tweezers

    C

    Canned air

    D

    Screwdriver with magnetized tip


    正确答案： D
    解析： 暂无解析

  • 第20题：

    单选题
    Which of the following tools would be BEST to use to pry open the case of a laptop?（）
    A

    Metal screwdriver

    B

    Plastic wedge

    C

    Needle-nose pliers

    D

    Extension magnet


    正确答案： D
    解析： 暂无解析

  • 第21题：

    单选题
    Which of the following is the FIRST thing a technician should do before putting their hand inside a computer case?（）
    A

    Acquire the appropriate tools that are going to be used.

    B

    Touch the case to discharge static.

    C

    Remove loose jewelry.

    D

    Refer to manufacturer documentation.


    正确答案： B
    解析： 暂无解析

  • 第22题：

    单选题
    When turning a ship in restricted space with a strong wind，it is normally best to（）.
    A

    Go ahead on both engines with the rudder hard to one side，if on a twin-screw vessel

    B

    Back down with the rudder hard to one side，if on a single-screw vessel

    C

    Take advantage of the tendency to back to port，if on a twin-screw vessel

    D

    Turn so that the tendency to back into the wind can be used，if on a single-screw vessel


    正确答案： A
    解析： 暂无解析

  • 第23题：

    单选题
    Which of the following should a technician use to remove dust from the inside of a server case？（）
    A

    Compressed air

    B

    Vacuum

    C

    Soap and water

    D

    Disinfecting wipes


    正确答案： A
    解析： 暂无解析

  • 第24题：

    单选题
    In a （） the center screw is driven and the outer screws idle.
    A

    single screw pump

    B

    double-screw pump

    C

    triple screw pump

    D

    centripetal pump


    正确答案： A
    解析： 暂无解析

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