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The primary line module has failed and the spare line module is nowactive.What occurs,by default,when the primary line module returns to an operational status?()A.The primary line module is inactive for five minutes and then becomes active.B.The primary l

题目
The primary line module has failed and the spare line module is nowactive.What occurs,by default,when the primary line module returns to an operational status?()

A.The primary line module is inactive for five minutes and then becomes active.

B.The primary line module is in standby mode，while the spare line module remains active.

C.The primary line module becomes active immediately and the spare line module becomes inactive.

D.The primary and spare line modules are active for five minutes，after which time the spare line module becomes inactive.

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更多“The primary line module has failed and the spare line module is nowactive.What occurs,by default,when the primary line module returns to an operational status?() ”相关问题

  • 第1题：

    In Java language, objects are instances of(5).

    A．class

    B．type

    C．structure

    D．module


    正确答案：A
    解析：Java语言中，对象是类的实例。

  • 第2题：

    Unit testing refers to that each ( ) is tested to ensure that it operates correctly.

    A. subsystem
    B. device
    C. application
    D. module

    答案：D
    解析：
    单元测试就是对每个模块进行测试以确保其能正确运行。

  • 第3题：

    在一个模块里面定义的变量与函数，默认为私有的，如果要想对外暴露其内部的私有变量与函数，只能通过（）实现

    A．module.imports

    B．module.exports

    C．module.throws

    D．module.public


    局部变量

  • 第4题：

    ●Unit testing refers to that each (73) is tested to ensure that it operates correctly.

    (73)

    A. subsystem

    B.device

    C.application

    D.module


    正确答案：D

  • 第5题：

    下列错误信息中，（）是异常对象的名字。 Traceback （most recent call last): File "E:/教学/exp/异常/ex.py", line 1, in ＜module＞ 1/0 ZeroDivisionError: division by zero

    A．ZeroDivisionError

    B．NameError

    C．IndexError

    D．KeyError


    ZeroDivisionError

  • 第6题：

    任务和函数必须在module内定义并调用。


    正确

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