Which of the following is used to serve as an emergency backup line to troubleshoot a broadbandconnection on many routers?()A.DSLB.POTSC.VDSLD.Smart jack

题目
Which of the following is used to serve as an emergency backup line to troubleshoot a broadbandconnection on many routers?()

A.DSL

B.POTS

C.VDSL

D.Smart jack

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更多“Which of the following is used to serve as an emergency backup line to troubleshoot a broadbandconnection on many routers?() ”相关问题

  • 第1题：

    Whichviewprovidesinformationonthebackupstatusofthedatafilesinthedatabase?()

    A.V$BACKUP

    B.V$BACKUP_STATUS

    C.V$BACKUP_DATAFILE

    D.V$DATAFILE_BACKUP

    E.V$TABLESPCE_BACKUP


    参考答案：A

  • 第2题：

    Examine the following options, Multicasting supports applications that communicate.()

    A. many - to - one

    B. one - to - one

    C. one - to - many

    D. many - to - many


    参考答案：C

  • 第3题：

    Most babies can take in a wide range of food easily.

    A: bring
    B: digest
    C: keep
    D: serve

    答案：B
    解析：
    题干意为“大多数婴儿能消化的食物很广泛。”句中划线词组为动词词组，意为吸收，消化。B项digest意为消化，整理，吸收；例句：She couldn't digest food properly．她无法正常消化食物。A项意为带来，引来；C项意为保持，遵守；D项意为服务，提供。故选B.

  • 第4题：

    Youperformdifferentialincrementallevel1backupsofyourdatabaseoneachworkingdayandlevel0backuponSundays,totape.Whichtwostatementsaretrueaboutdifferentialincrementalbackups()

    A.ThebackupperformedonSundayscontainsalltheblocksthathaveeverbeenusedinthedatabase.

    B.ThebackupperformedonSundayscontainsalltheblocksthathavechangedsincethelastlevel1backup.

    C.Thebackupperformedoneachworkingdaycontainsalltheblocksthathavechangedsincethelastlevel0 backup.

    D.ThebackupperformedonMondaycontainsalltheblocksthathavechangedsincethelevel0backup，and everyotherworkingdaycontainsalltheblocksthathavechangedsincethelevel1backup


    参考答案：A, D

  • 第5题：

    Most babies can take in a wide range of food easily.

    A: bring
    B: keep
    C: digest
    D: serve

    答案：C
    解析：
    题干意为“大多数婴儿能消化的食物很多。” 句中划线词意为“吸收，消化”，C项digest意为“消化，整理，吸收”；例句：The baby is too small to digest meat.婴儿太小，吃肉不消化。A项意为“带来，引来”;B项意为“保持，遵守”; D项serve意为“服务，提供；”故选C。

  • 第6题：

    The relative pronoun "which" in the last paragraph (Line 6) refers to （　　）.

    A.experts
    B.periods
    C.theories
    D.issues

    答案：D
    解析：

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