The(66)is a channel's capacity which directly reflects the data transfer rate of the channel.(67)functions in a NetWare network which is used to define addressing schemes.The(68)is a network layer device that supports multiple LAN interfaces and segments

题目

The(66)is a channel's capacity which directly reflects the data transfer rate of the channel.

(67)functions in a NetWare network which is used to define addressing schemes.

The(68)is a network layer device that supports multiple LAN interfaces and segments LANs into smaller collision and broadcast domains.

(69)is the popular LAN developed under the direction of the IEEE802.3.

The(70 is a device which enables digital microcomputers to communicate across analog telephone lines.

A．volume

B．bandwidth

C．noise

D．delay

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参考答案和解析
正确答案：B
解析：带宽(bandwidth)是指一个信道的容量，它直接反映数字在信道中传榆的速率。
更多“The(66)is a channel's capacity which directly reflects the data transfer rate of the chann ”相关问题

  • 第1题：

    （） .is a term for data sets that are so large or complex that traditional data processing applications are inadequate Challenges include analysis, capture, data ?curation, search, sharing, storage,transfer,visualization, querying, updating and information privacy.

    A.Data market'

    B.Data warehouse

    C.Big data

    D.BI


    正确答案：C

  • 第2题：

    Refertotheexhibit.Asanetworkadministrator，youhaveconfiguredadual-rate，dual-bucketpolicerinaccordancewithRFC2698ontheserialinterfaceofyourouter，connectingtoyourprovider.TheSLAwithyourproviderstatesthatyoushouldonlysendAF31（limitedto150kb/s），AF32（limitedto50kb/s）andAF33（besteffort）.YourserviceproviderclaimsyouarenotconformingtotheSLA.Whichtwothingsarewrongwiththisconfiguration？（）

    A.Theconfigurationofaservicepolicyonhalf-duplexEthernetinterfacesisnotsupported.

    B.Theclassclass-defaultsub-commandofthepolicy-maplimitcommandshouldbesettotheDSCPdefault.

    C.Theviolateactioniswrong.

    D.ThispolicerconfigurationisnotimplementingRFC2698dual-bucket，dual-rate.

    E.Thepolicerisconfiguredinthewrongclass.


    参考答案：C, E

  • 第3题：

    While teaching, we should keep our clas running smoothly and

    A．thoroughly
    B．efficiently
    C．speedily
    D．directly

    答案：B
    解析：
    考查副词辨析。句意为“教学过程中，我们应该保持课堂活动流畅而又__________地进行”。thoroughly意为“彻底地”，efficiently意为“高效地”，speedily意为“迅速地”，directly意为“直接地”。根据句意，故选B。

  • 第4题：

    WhichportchannelcommandisrecommendedforN1KVonCiscoUCS?()

    A.channel-groupautomodeon

    B.channel-groupautomodeactive

    C.channel-groupautomodeonsub-groupcdp

    D.channel-groupautomodeonsub-groupmanual

    E.channel-groupautomodeonmac-pinning


    参考答案：E

  • 第5题：

    在C／A窗口channel列第3行显示为66,那么channel列第一行代表频点的是()

    A.67

    B.68

    C.64

    D.65


    参考答案：C

  • 第6题：

    7、一个顺序栈S，其栈顶指针为top，则将元素e入栈的操作是（）。

    A．S.data[top]=e;S.top++;

    B．S.top++;S.data[top]=e;

    C．S.data[top]=e;

    D．S.top=e;


    *S->top=e;S->top++;

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