题目内容

集成化开发环境中的环境集成机制不包括()。

A. 数据集成
B. 控制集成
C. 界面集成
D. 服务集成

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某种中继设备提供运输层及运输层以上各层之间的协议转换,这种中继设备是 (61) 。从OSI协议层次来看,用以实现不同网络间的地址翻译、协议转换和数据格式转换等功能的路由器属于 (62) 范畴。当采用数据报服务时,负责端到端的流量控制的是 (63) 。路由器的主要功能是 (64) 。下列接人方式中, (65) 不属于ISP的接入方式。 62()

A. 网络层
B. 数据链路层
C. 物理层
D. 运输层

试述我国发展消费信用的意义及如何进一步发展。

Software design is a (66) process. It requires a certain (67) of flair on the part of the designer. Design can net be learned from a book. It must be practiced and learnt by experience and study of existing systems. A well (68) software system is straight forward to implement and maintain, easily (69) and reliable. Badly (68) software systems, although they may work are (70) to be expensive to maintain, difficult to test and unreliable. 68()

A. design
B. designed
C. designing
D. designs

Basically, a (71) is a standalone process or a set of integrated processes that runs on a router or server to control the flow of (72) application traffic (73) through it. Typically, firewalls are (74) on the entry point to a public network such as the Internet. They could be considered traffic cops. The firewall’ s (75) is to ensure that all communication between an organization’s network and the Internet conform to the organization’s security policies. 73()

A. pass
B. passed
C. passing
D. passes

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