In the following essay, each blank has four choices. Choose the best answer and write-down on the answer sheet. Microwave com

admin2009-02-15 69

问题 In the following essay, each blank has four choices. Choose the best answer and write-down on the answer sheet.
Microwave communication uses high-frequency(71)waves that travel in straightlines through the air. Because the waves cannot(72)with the curvature of the earth, they can be(73)only over short distance. Thus, microwave is a good(74)for sending data between buildings in a city or on a large college campus. For longer distances, the waves must be relayed by means of "dishes" or(75). These can be installed on towers, highbuildings, and mountain tops.

选项 A、reflex
B、distort
C、bend
D、absorb

答案C

解析

转载请注明原文地址:https://kaotiyun.com/show/vvPZ777K

本试题收录于：网络工程师上午基础知识考试题库软考中级分类

网络工程师上午基础知识考试

软考中级

相关试题推荐

随机试题

最新回复(0)

In the following essay, each blank has four choices. Choose the best answer and write-down on the answer sheet. Microwave com

网络工程师上午基础知识考试

软考中级

评估开发所需的成本和资源属于可行性研究中________研究的主要内容。

某软件系统进行升级，将某字段的长度由原先的32位增加到64位，这属于软件系统的_______。

机房建设是系统集成工程中的重要内容之一。________一般不属于机房建设的范畴。

某工作站的使用者在工作时突然发现该工作站不能连接网络，为了诊断网络故障，最恰当的做法是首先______。

(2011年上半年)软件设计包括软件架构设计和软件详细设计。架构设计属于高层设计，主要描述软件的结构和组织，标识各种不同的组件。由此可知，在信息系统开发中，(7)属于软件架构设计师要完成的主要任务之一。

该商务网站的计数器部分代码如下，请根据题目说明，将空缺的代码补充完整。＜%。setconn=server.createobject(\"adodb.connection")(7).provider="sqloledb"

Whichofthefollowingisnotthestageofprogramming?()．

Inthefollowingessay,eachblankhasfourchoices.Choosethemostsuitableonefromthefourchoicesandwritedowninthean