Which of the following statements is mot correct about mirroring?()A.Mirroring, with the write-verify option turned on, can be used to increase performance.B.Mirroring is a better choice that disk-striping, for large sequential-access file system when one

题目
Which of the following statements is mot correct about mirroring?()

A.Mirroring, with the write-verify option turned on, can be used to increase performance.

B.Mirroring is a better choice that disk-striping, for large sequential-access file system when one is looking for performance.

C.Mirroring, with a parallel-scheduling policy, may improve I/O read-operation performance.

D.Mirroring, with maximum inter-disk allocation policy, is used to enhance availability.

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更多“Which of the following statements is mot correct about mirroring?() ”相关问题

  • 第1题：

    In object-oriented program languages, a class must exposure its(13) to the outside.

    A．variants

    B．algorithm

    C．interface

    D．statements


    正确答案：C
    解析：面向对象程序语言中，类必需向外界暴露它的接口。

  • 第2题：

    Norman Blarney is an artist of deep convictions.

    A: claims
    B:suggestions
    C: beliefs
    D:statements

    答案：C
    解析：
    句意：诺曼.布莱梅是一个有坚定信念的艺术家，句中画线部分conviction意为 “信念”。claim意为“要求，声称”。suggestion意为“建议”。belief意为“相信，信赖”。 statement意为“声明，陈述”。画线部分和C项意义接近。故选C项。

  • 第3题：

    As modern linguistics aims to describe and analyze the language people actually use, and not to lay down rules for "correct" linguistic behavior,it is said to be （）.

    Aprescriptive

    Bsociolinguistic

    Cdescriptive

    Dpsycholinguistic


    C
    略

  • 第4题：

    A programmer must know about a function's ______ to call it correctly.

    A．location

    B．algorithm

    C．Interface

    D．statements


    正确答案：D
    解析：译文的含义是：程序员需要知道函数的()才能正确调用该函数。A、B、C、D各选项的意思分别是：位置、算法、接口、声明。要正确地调用一个函数，必须知道它的声明，故本题应该选择D。

  • 第5题：

    The procedures were perceived as complex and less transparent.

    A: clear
    B: necessary
    C: special
    D: correct

    答案：A
    解析：
    句意：那些程序被认为是复杂而不清楚的。画线单词transparent意为“显而易见的，清楚明晰的”。A项clear意为“清楚的，明白的”，与画线单词意义相近；B项necessary意为“必要的”;C项special意为“特殊的”;D项correct意为“正确的”。故本题选A。

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