《計算機專業(yè)英語》第9章在線測試【DOC精選】

《計算機專業(yè)英語》第09章在線測試

?《計算機專業(yè)英語》第09章在線測試

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第一題、單項選擇題(每題1分，5道題共5分)

?1、A ＿＿＿＿＿＿＿＿ is a set of rules that controls the interaction of different devices in a network or internetwork.

A、model

B、protocol

C、dialog

D、query

?2、The purpose of the A is to provide fully integrated analog services to users.

A、ISDN

B、WWW

C、FTP

D、HTTP

?3、A(n) ＿＿＿＿＿＿＿＿ is a connecting device that only regenerates the signal.

A、hub

B、repeater

C、router

D、switch

?4、Whereas a repeater operates only in the physical layer of the OSI model, a bridge operates in both the physical layer and the ＿＿＿＿＿＿＿＿ layer of the OSI model.

A、Transport Layer

B、Network Layer

C、data-link

D、Physical Layer

?5、A(n) ＿＿＿＿＿＿＿＿ is usually a computer installed with the necessary software and allows two networks, each with a completely different set of protocols, to communicate.

A、hub

B、gateway

C、switch

D、router

第二題、多項選擇題(每題2分，5道題共10分)

?1、The end equipment in a communication system includes ＿＿＿＿＿＿.

A、computers

B、CRTs

C、printers

D、keyboards

?2、DTE is ＿＿＿＿＿＿.

A、Digital T-carrier

B、data terminal equipment

C、satellite

D、the last piece of equipment that belonged to the subscriber in a data link system

?3、There are AB＿ between the DTEs.

A、the modem

B、communications equipment

C、digital-to-analog converter

D、will be replaced by an upd＿ated standard

?4、＿＿＿＿＿＿＿＿＿＿ provides transparent transfer of data between end users, providing reliable data transfer services to the upper layers.

A、The Transport Layer

B、Session Layer

C、Presentation Layer

D、Application Layer

E、Network Layer

?5、The Application layer in TCP/IP Model is correspond to ＿＿＿＿＿＿＿＿＿＿＿＿＿＿＿ in OSI Model

A、Application Layer

B、Presentation Layer

C、Session Layer

D、Transport Layer

E、Network Layer

第三題、判斷題(每題1分，5道題共5分)

?1、TCP means it is on

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