单选题If（）is shut down for an extended time optimum position fixing will take up to 2 hours after power is reapplied．A radarB DFC Satellite NavigatorD Automatic Omega Navigator

题目
单选题
If（）is shut down for an extended time optimum position fixing will take up to 2 hours after power is reapplied．
A

radar

B

DF

C

Satellite Navigator

D

Automatic Omega Navigator

相似考题

1.The two plants he had ever worked for have _______ due to foreign competition.(A) shut down(B) shut up(C) shut off(D) shut away

2.The office he worked for was shut down, ( ) he returned to his hometown.A.HoweverB.otherwiseC.whereuponD.whereas

3.You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instance. At the end of the day, while all three production database instances are running, you execute the following command on the ASM instance :SQL> shutdown immediate;What is the result of executing this command?（）A. The ASM instance is shut down, but the other instances are still running.B. It results in an error because other database instances are connected to it.C. All the instances, including the ASM instance, are shut down in the IMMEDIATE mode.D. HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE mode.

4.下列（）命令不能用来关闭Linux操作系统。A.initB.exitC.haltD.shut down

更多“If（）is shut down for an extended time optimum position fixin”相关问题

  • 第1题：

    A position that is obtained by using two or more intersecting lines of position taken at nearly the same time，is a(n) ______.

    A.fix

    B.running fix

    C.estimated position

    D.dead-reckoning position


    正确答案：A

  • 第2题：

    How should you signal the crane operator to lower the boom?______.

    A.With arm extended and fingers closed, point thumb downward

    B.With arm extended downwards and forefinger pointing down, move hand in small horizontal circles

    C.Extend arm with the palm down, and hold this position rigidly

    D.With hands clasped in front of your body


    正确答案：A
    你应怎样指挥起货机手落放吊杆?伸开臂膀握紧拳头拇指向下

  • 第3题：

    If ______ is shut down for an extended time optimum position fixing will take up to 2 hours after power is reapplied.

    A.radar

    B.DF

    C.Satellite Navigator

    D.Automatic Omega Navigator


    正确答案：C
    假如卫星导航仪关闭较长一段时间则获得最佳的定位将在电源被重新开启后达2小时。

  • 第4题：

    A user is reporting that a PC will suddenly shut down without warning. The PC boots up with no problems, but after using the PC for a short time, the PC turns off. Which of the following components should the technician check?（） (Select TWO).

    • A、CPU fan
    • B、RAM
    • C、Hard drive
    • D、Power supply
    • E、Video card

    正确答案:A,D

  • 第5题：

    A system administrator needs to upgrade the Oracle database from Version 7 to Version 8.  Which of the following scheduling concerns should be considered?（）

    • A、Schedule enough down time to backup, upgrade and reboot. 
    • B、Backup, upgrade, then schedule enough down time to reboot the system.
    • C、Backup, then schedule enough down time to upgrade and reboot the system. 
    • D、There are no scheduling concerns because no down time is required.

    正确答案:A

  • 第6题：

    Which of the following options is true about shutting down an Automatic Storage Management （ASM） instance？（）  

    • A、 If the SHUTDOWN IMMEDIATE command is issued to the ASM instance， the ASM instance immediately shuts down.
    • B、 If the SHUTDOWN ABORT command is issued to the ASM instance， the ASM instance will shut down all the database instances and then shut down immediately.
    • C、 If the SHUTDOWN NORMAL command is issued to the ASM instance， before shutting down， the ASM instance waits for the dependent database instances to shut down.
    • D、 If the SHUTDOWN TRANSACTIONAL command is issued to the ASM instance， the ASM instance passes the same SHUTDOWN command to the dependent database instances， but does not wait for any active transactions to complete before it shuts down.

    正确答案:C

  • 第7题：

    单选题
    After the order “（）” is given, the air system is shut down, the turning gear put in.
    A

    Finished with Engine

    B

    Stop the Engine

    C

    Stand-by Engine

    D

    Slow-down Engine


    正确答案： B
    解析： 暂无解析

  • 第8题：

    单选题
    A position obtained by crossing lines of position taken at different times and advanced to a common time is a(n)（）.
    A

    running fix

    B

    dead-reckoning position

    C

    fix

    D

    estimated position


    正确答案： C
    解析： 暂无解析

  • 第9题：

    单选题
    The cooling water temperature （） over a period of 8 hours, and then shut down.
    A

    should be gradually increased

    B

    should be gradually reduced

    C

    should be constantly kept

    D

    should be varied up and down


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    How should you signal the crane operator to stop?（）.
    A

    Place both fists in front of the body with the thumbs pointing outward

    B

    With both arms extended out and palms to down, move arms back and forth

    C

    Extend arm with the palm down and and hold this position rigidly

    D

    Clasp hands in front of you body


    正确答案： C
    解析： 暂无解析

  • 第11题：

    多选题
    A user is reporting that a PC will suddenly shut down without warning. The PC boots up with no problems, but after using the PC for a short time, the PC turns off. Which of the following components should the technician check?（） (Select TWO).
    A

    CPU fan

    B

    RAM

    C

    Hard drive

    D

    Power supply

    E

    Video card


    正确答案： D,B
    解析： 暂无解析

  • 第12题：

    单选题
    The pivot pin at the base of a sheath-screw boom davit must be（）.
    A

    inserted each time before the booms are cranked out

    B

    periodically removed for inspection and lubricated

    C

    replaced at each inspection for certification

    D

    in the locked position after the boat is cradled and griped down


    正确答案： A
    解析： 暂无解析

  • 第13题：

    When the dew point of the outside air is lower than or equal to the dew point of the air in the cargo hold，you should ______.

    A.secure all ventilation

    B.shut down the exhaust blowers

    C.shut down the intake blowers

    D.ventilate the cargo holds


    正确答案：D

  • 第14题：

    How should you signal the crane operator to stop?______.

    A.Place both fists in front of your body with thumbs pointing pointing outward

    B.With both arms extended out and palms down, move arms back and forth

    C.Extend arm with the palm down and hold this position rigidly

    D.Clasp hands in front of your body


    正确答案：C
    你应怎样指挥起货机手停止？展开臂膀手掌向下并坚挺的地保持这个位置

  • 第15题：

    脱管eNB的正确步骤是（）

    • A、unmange eNB --> delete eNB
    • B、delete eNB --> unmange eNB
    • C、shut down discovery rule --> delete discovery rule
    • D、delete discovery rule -->shut down discovery rule

    正确答案:A

  • 第16题：

    A system must be upgraded from AIX 5.1 to 5.2.  Which of the following scheduling processes should be performed? （）

    • A、 Schedule enough down time to backup, upgrade and reboot. 
    • B、 Backup, upgrade, then schedule enough down time to reboot the system. 
    • C、 Backup, then schedule enough down time to upgrade and reboot the system. 
    • D、 No scheduling processes are necessary because no down time is required.

    正确答案:A

  • 第17题：

    A highly available WebLogic cluster in UNIX is configured for automatic server migration. Node Managed is configured on both machines to start managed servers. How should you simulate a managed server failure to test whether automatic server migration is working?（）

    • A、Shut down the managed server from the WebLogic console.
    • B、Shut down the managed server using the WLST command through Node Manager.
    • C、Run "kill -9" once to kill the managed server process.
    • D、Run "kill -9" to kill the managed server process, and run "kill -9" one more time if the managed  server is restarting.

    正确答案:A

  • 第18题：

    AIX中使用下面哪条命令关闭系统最安全（）。

    • A、halt
    • B、reboot
    • C、shut down
    • D、shut down-F

    正确答案:C

  • 第19题：

    单选题
    57  A shut down    B open up       C get into     D turn on
    A

    A

    B

    B

    C

    C

    D

    D


    正确答案： C
    解析：

  • 第20题：

    单选题
    A position that is obtained by using two or more intersecting lines of position taken at nearly the same time，is a(n) （）.
    A

    fix

    B

    running fix

    C

    estimated position

    D

    dead-reckoning position


    正确答案： A
    解析： 暂无解析

  • 第21题：

    单选题
    You have three production databases, HRDB, FINDB, and ORGDB, that use the same ASM instance. At the end of the day, you execute the following command on the ASM instance to shut down: SQL> shutdown immediate; What is the result of executing this command?（）
    A

    All the instances, including the ASM instance, are shut down in the ABORT mode

    B

    The ASM instance is shut down, but the other instances are still running 

    C

    The ASM instance is still functional, but the other instances are shut down 

    D

    All the instances, including the ASM instance, are shut down in the IMMEDIATE mode. 

    E

    HRDB, FINDB, and ORGDB instances are shut down in the ABORT mode and the ASM instance is shut down in the IMMEDIATE mode 

    F

    HRDB, FINDB, and ORGDB instances are shut down in the NORMAL mode and the ASM instance is shut down in the IMMEDIATE mode


    正确答案： A
    解析： 暂无解析

  • 第22题：

    单选题
    The news came as no surprise to me. I _____ for some time that the factory was going to shut down.
    A

    had known

    B

    knew

    C

    have known

    D

    knows


    正确答案： A
    解析：
    句意：这个新闻对我来说并不新奇，我已经知道工厂会倒闭一段时间了。本题考查动词时态。从首句谓语动词的过去时came可推知本题叙述的事件发生在过去，而know这一动作发生在came这一动作之前，应用过去完成时，表示“过去的过去”。故选A。

  • 第23题：

    单选题
    Which of the following options is true about shutting down an Automatic Storage Management （ASM） instance？（）
    A

     If the SHUTDOWN IMMEDIATE command is issued to the ASM instance， the ASM instance immediately shuts down.

    B

     If the SHUTDOWN ABORT command is issued to the ASM instance， the ASM instance will shut down all the database instances and then shut down immediately.

    C

     If the SHUTDOWN NORMAL command is issued to the ASM instance， before shutting down， the ASM instance waits for the dependent database instances to shut down.

    D

     If the SHUTDOWN TRANSACTIONAL command is issued to the ASM instance， the ASM instance passes the same SHUTDOWN command to the dependent database instances， but does not wait for any active transactions to complete before it shuts down.


    正确答案： C
    解析： 暂无解析

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