csu/dsu和modem的不同点是什么()A.一个CSU/DSU转换成模拟信号,从路由器到租用线路;一个调制解调器从一个路由器到一个租用线路转换的模拟信号。B.一个CSU/DSU转换成模拟信号,从路由器到电话线;一个调制解调器从一个路由器到一个租用线路将数字信号转换。C.一个CSU/DSU转换从路由器到电话线的数字信号;一个调制解调器从一个路由器到一个电话线路转换的模拟信号。D.一个CSU/DSU转换从路由器到租用线路的数字信号;一个调制解调器从一个路由器到一个电话线路将数字信号转换。

题目
csu/dsu和modem的不同点是什么()

A.一个CSU/DSU转换成模拟信号,从路由器到租用线路;一个调制解调器从一个路由器到一个租用线路转换的模拟信号。

B.一个CSU/DSU转换成模拟信号,从路由器到电话线;一个调制解调器从一个路由器到一个租用线路将数字信号转换。

C.一个CSU/DSU转换从路由器到电话线的数字信号;一个调制解调器从一个路由器到一个电话线路转换的模拟信号。

D.一个CSU/DSU转换从路由器到租用线路的数字信号;一个调制解调器从一个路由器到一个电话线路将数字信号转换。


相似考题
更多“csu/dsu和modem的不同点是什么() ”相关问题
  • 第1题:

    以下哪项描述了WAN设备的角色?()

    A.CSU/DSU用于端接本地数字环路

    B.调制解调器端接本地数字环路

    C.一个CSU/DSU终止模拟本地环路

    D.调制解调器终止模拟本地环路

    E.路由器通常被视为DTE设备

    F.路由器通常被视为DCE设备


    参考答案:A, D, E

  • 第2题:

    常见的DCE设备有().

    A.终端主机

    B.广域网交换机

    C.路由器

    D.Modem

    E.CSU/DSU(Channel Service Unit/Data Service Unit)


    参考答案:B, D, E

  • 第3题:

    CSU/DSU属于( )设备。




    A. DTE
    B. DCE
    C. CO
    D. CPE

    答案:B
    解析:
    CSU/DSU是用于连接终端和数字专线的设备,它属于DCE。通常CSU/DSU被整合成单一的硬件设备,集成在路由器的同步串口上。

  • 第4题:

    Which of the following describes the roles of devices in a WAN?()

    • A、A CSU/DSU terminates a digital local loop
    • B、A modem terminates a digital local loop
    • C、A CSU/DSU terminates an analog local loop
    • D、A modem terminates an analog local loop
    • E、A router is commonly consideredaDTEdevice
    • F、A router is commonly considereda DCE device

    正确答案:A,D,E

  • 第5题:

    Which of the following devices sets the framing type on a T1 circuit?()

    • A、Transceiver
    • B、Gateway Modem
    • C、Router
    • D、CSU/DSU

    正确答案:D

  • 第6题:

    Which of the following describes the roles of devices in a WAN (Choose three.)()。

    • A、A CSU/DSU terminates a digital local loop.
    • B、A modem terminates a digital local loop.
    • C、A CSU/DSU terminates an analog local loop.
    • D、A modem terminates an analog local loop.
    • E、A router is commonly considered a DTE device.
    • F、A router is commonly considered a DCE device.

    正确答案:A,D,E

  • 第7题:

    What is the difference between a CSU/DSU and a modem?()

    • A、A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line
    • B、A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line
    • C、A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line
    • D、A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line

    正确答案:D

  • 第8题:

    Which of the following describes the roles of devices in a WAN?()

    • A、A CSU/DSU terminates a digital local loop.
    • B、A modem terminates a digital local loop.
    • C、A CSU/DSU terminates an analog local loop.
    • D、A modem terminates an analog local loop.
    • E、A router is commonly considered a DTE device.
    • F、A router is commonly considered a DCE device.

    正确答案:A,D,E

  • 第9题:

    单选题
    CSU/DSU在概念上通常作为()设备来使用。
    A

    路由器

    B

    DTE

    C

    交换机

    D

    DCE


    正确答案: D
    解析: 暂无解析

  • 第10题:

    单选题
    csu/dsu和modem的不同点是什么()
    A

    一个CSU/ DSU转换成模拟信号,从路由器到租用线路;一个调制解调器从一个路由器到一个租用线路转换的模拟信号。

    B

    一个CSU/ DSU转换成模拟信号,从路由器到电话线;一个调制解调器从一个路由器到一个租用线路将数字信号转换。

    C

    一个CSU/ DSU转换从路由器到电话线的数字信号;一个调制解调器从一个路由器到一个电话线路转换的模拟信号。

    D

    一个CSU/ DSU转换从路由器到租用线路的数字信号;一个调制解调器从一个路由器到一个电话线路将数字信号转换。


    正确答案: D
    解析: 暂无解析

  • 第11题:

    多选题
    Which of the following describes the roles of devices in a WAN?()
    A

    A CSU/DSU terminates a digital local loop

    B

    A modem terminates a digital local loop

    C

    A CSU/DSU terminates an analog local loop

    D

    A modem terminates an analog local loop

    E

    A router is commonly consideredaDTEdevice

    F

    A router is commonly considereda DCE device


    正确答案: A,D,E
    解析: 暂无解析

  • 第12题:

    单选题
    路由器出现Serial interface-number is up,line protocol is down(DTE)的状态,可能出现的问题不包括()。
    A

    本地或远程路由器配置丢失

    B

    线路故障

    C

    CSU/DSU故障

    D

    LINE未与CSU/DSU联接


    正确答案: A
    解析: 暂无解析

  • 第13题:

    Which of the following describes the roles of devices in a WAN? ()

    A.A CSU/DSU terminates a digital local loop

    B.A modem terminates a digital local loop

    C.A CSU/DSU terminates an analog local loop

    D.A modem terminates an analog local loop

    E.A router is commonly considered a DTE device

    F.A router is commonly considered a DCE device


    参考答案:A, D, E

  • 第14题:

    CSU/DSU在概念上通常作为()设备来使用。

    A.路由器

    B.DTE

    C.交换机

    D.DCE


    参考答案:D

  • 第15题:

    以下哪项描述了WAN设备的角色?()

    • A、CSU/ DSU用于端接本地数字环路
    • B、调制解调器端接本地数字环路
    • C、一个CSU/ DSU终止模拟本地环路
    • D、调制解调器终止模拟本地环路
    • E、路由器通常被视为DTE设备
    • F、路由器通常被视为DCE设备

    正确答案:A,D,E

  • 第16题:

    路由器出现Serial interface-number is up,line protocol is down(DTE)的状态,可能出现的问题不包括()。

    • A、本地或远程路由器配置丢失
    • B、线路故障
    • C、CSU/DSU故障
    • D、LINE未与CSU/DSU联接

    正确答案:D

  • 第17题:

    常见的DCE设备有().

    • A、终端主机
    • B、广域网交换机
    • C、路由器
    • D、Modem
    • E、CSU/DSU(Channel Service Unit/Data Service Unit)

    正确答案:B,D,E

  • 第18题:

    Which of the following describes the roles of devices in a WAN? ()

    • A、A CSU/DSU terminates a digital local loop
    • B、A modem terminates a digital local loop
    • C、A CSU/DSU terminates an analog local loop
    • D、A modem terminates an analog local loop
    • E、A router is commonly considered a DTE device
    • F、A router is commonly considered a DCE device

    正确答案:A,D,E

  • 第19题:

    What is the difference between a CSU/DSU and a modem?()

    • A、A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line.
    • B、A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line.
    • C、A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line.
    • D、A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line.

    正确答案:D

  • 第20题:

    CSU/DSU在概念上通常作为()设备来使用。

    • A、路由器
    • B、DTE
    • C、交换机
    • D、DCE

    正确答案:D

  • 第21题:

    多选题
    Which of the following describes the roles of devices in a WAN? (Choose three.)()
    A

    A CSU/DSU terminates a digital local loop.

    B

    A modem terminates a digital local loop.

    C

    A CSU/DSU terminates an analog local loop.

    D

    A modem terminates an analog local loop.

    E

    A router is commonly considered a DTE device.

    F

    A router is commonly considered a DCE device.


    正确答案: F,E
    解析: 暂无解析

  • 第22题:

    单选题
    What is the difference between a CSU/DSU and a modem?()
    A

    A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line

    B

    A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line

    C

    A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line

    D

    A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line


    正确答案: C
    解析: 暂无解析

  • 第23题:

    单选题
    What is the difference between a CSU/DSU and a modem?()
    A

    A CSU/DSU converts analog signals from a router to a leased line; a modem converts analog signals from a router to a leased line.

    B

    A CSU/DSU converts analog signals from a router to a phone line; a modem converts digital signals from a router to a leased line.

    C

    A CSU/DSU converts digital signals from a router to a phone line; a modem converts analog signals from a router to a phone line.

    D

    A CSU/DSU converts digital signals from a router to a leased line; a modem converts digital signals from a router to a phone line.


    正确答案: A
    解析: 暂无解析

  • 第24题:

    多选题
    Which of the following describes the roles of devices in a WAN?()
    A

    A CSU/DSU terminates a digital local loop

    B

    A modem terminates a digital local loop

    C

    A CSU/DSU terminates an analog local loop

    D

    A modem terminates an analog local loop

    E

    A router is commonly considered a DTE device

    F

    A router is commonly considered a DCE device


    正确答案: A,C
    解析: 暂无解析