软件水平考试

TCP/IP（ ）layer protocols provide services to the application（ ）running on a computer.The application layer does not define the application itself,but rather it defines（ ）that applications need--like the ability to transfer a file in the case of HTTP.In sh

题目
TCP/IP（ ）layer protocols provide services to the application（ ）running on a computer.The application layer does not define the application itself,but rather it defines（ ）that applications need--like the ability to transfer a file in the case of HTTP.In short,the application layer provides an（ ）between software running on a computer and the network itself.The TCP/IP application layer includes a relatively large number of protocols,with HTTP being only one of those.The TCP/IP（请作答此空）layer consists of two main protocol options--the Transmission Control Protocol（TCP）and the User Datagram Protocol（UDP）.

A.application
B.session
C.physical
D.transport
参考答案和解析
答案：D
解析：
TCP/IP传输层协议为运行在计算机上的应用软件提供服务。应用层没有定义应用本身，而是定义了应用需要的服务，例如采用HTTP可以传输文件。简而言之，应用层提供了运行在计算机上的软件与网络之间的接口。TCP/IP应用层包括了很多的协议，HTTP仅是其中之一。TCP/IP传输层主要由两个可选的协议组成——传输控制协议（TCP）和用户数据报协议（UDP）。
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相似问题和答案

第1题：

TCP/IP(71)layer protocols provide services to the application(72)running on a computer. The application layer does not define the application itself, but rather it defines(73)that applications need--like the ability to transfer a file in the case of HTTP. In short, the application layer provides an(74)between software running on a computer and the network itself. The TCP/IP application layer includes a relatively large number of protocols, with HTTP being only one of those. The TCP/IP(75)layer consists of two main protocol options--the Transmission Control Protocol(TCP) and the User Datagram Protocol(UDP).

A．application

B．transport

C．link

D．network


正确答案：A

第2题：

● TCP/IP （71） layer protocols provide services to the application （72） running on a computer. The application layer does not define the application itself, but rather it defines （73） that applications need—like the ability to transfer a file in the case of HTTP. In short, the application layer provides an （74） between software running on a computer and the network itself. The TCP/IP application layer includes a relatively large number of protocols, with HTTP being only one of those. The TCP/IP （75） layer consists of two main protocol options—the Transmission Control Protocol (TCP) and the User Datagram Protocol (UDP).


正确答案：A,B,A,C,D

第3题：

在CDMA20001X数据业务的分层结构中,不同层之间依次排列,下面正确的是()

A.Application Layer、PPP、TCP/IP、RLP，Physical Layer

B.Application Layer、PPP、RLP、TCP/IP、Physical Layer

C.Application Layer、RLP、PhysicalLayer、TCP/IP、PPP

D.Physical Layer、RLP、PPP、TCP/IP、Application Layer


参考答案：D

第4题：

Which of the following would be BEST to use when identifying HTTP traffic running on TCP port53?()

A. Network layer firewall

B. Stateful inspection firewall

C. Zone aware firewall

D. Application layer firewall


参考答案：D

第5题：

Which of the following protocols can be found at the application layer?()

A.Telnet

B.TCP

C.SNMP

D.UDP


参考答案：A

第6题：

● TCP/IP communication protocol contains four layers. From bottom to top, the four layers are __(71)__.

（71）A．network interface layer, internet layer, transport layer and application layer

B．internet layer, network interface layer, transport layer and application layer

C．network interface layer, transport layer, network interface layer and application layer

D．application layer, transport layer, internet layer and network interface layer


正确答案：A

第7题：

Which layer in the TCP／IP model is responsible for delivering packets to their destination?()

A. Application Layer

B. Transport Layer

C. Internet Layer

D. Network Access Layer


参考答案：C

第8题：

The TCP protocolis a ()layer protocol.

A.physical

B.network

C.transport

D.application


参考答案：C

第9题：

TCP/IP communication protocol contains four layers． From bottom to top, the four layers are __（71）__．

A.network interface layer, internet layer, transport layer and application layer

B.internet layer, network interface layer, transport layer and application layer

C.network interface layer, transport layer, network interface layer and application layer

D.application layer, transport layer, internet layer and network interface layer


正确答案：A
TCP/IP协议是当今世界上最流行的开放系统协议集，它正在支撑着Internet的正常运转。它由4层组成，由低到高依次为网络接口层．Internet层．传输层．应用层。

第10题：

TCP means it is on the(74)layer and IP means it is on the(75)layer.

A．network

B．transport

C．data link

D．application


正确答案：D
解析：译文：TCP协议是传输层协议，IP协议是网络层协议。

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