首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
计算机
A local-area network(LAN)is a communications network that(125)a variety of devices and provides a(126)for information exchange a
A local-area network(LAN)is a communications network that(125)a variety of devices and provides a(126)for information exchange a
admin
2009-05-15
37
问题
A local-area network(LAN)is a communications network that(125)a variety of devices and provides a(126)for information exchange among those devices. The scope of the LAN is small typically a single building or a cluster(丛)of buildings. The LAN is usually owned by the same organization that owns the(127)devices. The internal data rate of LAN is at least several Mb/s.The basic of LAN communication is broadcasting. At each station, there is a transmitter/receiver that communicates over a(128)shared, By other stations. A transmission from any one station is(129)to and received by all other stations.
选项
A、broadcast
B、cable
C、control
D、interconnects
E、internet
答案
A
解析
局域网是将许多设备互连在一起并提供一种在这些设备间交换信息的方法的通信网络。局域网范围小,通常只在一个建筑物或一群建筑物范围内。一个局域网通常为拥有互联设备的同一个组织所拥有。局域网的内部传输率至少为数Mb/s。局域网的基本通信方式为广播方式。每个站都有一个转发/接收器,通过一个与其他站共享的媒介来通信。从任何一个站发送的消息都被广播到所有的站并被这些站接收。
转载请注明原文地址:https://kaotiyun.com/show/udUZ777K
本试题收录于:
数据库系统工程师上午基础知识考试题库软考中级分类
0
数据库系统工程师上午基础知识考试
软考中级
相关试题推荐
某开发团队由多个程序员组成,需要整合先前在不同操作系统平台上各自用不同编程语言编写的程序,在Windows操作系统上集成构建一个新的应用系统。该开发团队适合在Windows操作系统上选择______作为开发平台。
Documentationofasoftwarepackageisnormallyproducedfortwopurposes.Oneistoexplainthe(71)ofthesoftwareanddescribeho
Projectselectionmethodsinvolvemeasuringvalueorattractivenesstotheprojectownerorsponsorandmayincludeotherorgani
Hige.profileexamplesof()includeautonomousvehicles(suchasdronesandself-drivingcars),Creatingart(suchaspoetry)
Theuseofcomputergraphics(1)manydiversefields.Applications(2)fromtheproductionofchartsandgraphs,tothegenerationof
以太网(Ethernet)是一种计算机局域网技术,由美国Xerox等公司研发并推广。以太网协议定义了一系列软件和硬件标准,从而将不同的计算机设备连接在一起。以太网技术规范是一个工业标准,下列选项中不属于其技术规范的是()。
One of the functions of the(71)is to store the applications programs { or the various secondaries. The(72)may have similar or d
C is sometimes referred to as a ’high -level(66)language’. Some people think that’s an insult, but it’s actually a deliberate an
The Simple Network Management Protocol(SNMP)is an(66)protocol that facilitates the exchange of management information between(67
For users, microkernel technology promises(90), compact and sophisticated operating systems that are typically(91)across a range
随机试题
在基因工程技术中,常用的工具酶包括
5岁,男,突然看不清东西,1~2分钟后两眼斜视,牙关紧闭,四肢呈阵挛性抽搐伴有发绀,大小便失禁,经10分钟后惊厥停止,以后发作3次。频繁出现惊厥是大脑皮质未完全形成
提出"治瘵疾、杀瘵虫"论点的是倡"痨瘵主乎阴虚"之说的是
下列关于数罪并罚的说法或做法,哪些是正确的?
经济总量指标反映项目对国民经济总量的贡献,下列不属于经济总量指标的是()。
简述企业管理人员培训的内容及方法。
把大班上课、小班讨论、个人独立研究结合在一起,并采用灵活的时间单位代替固定划一的上课时间的教学组织形式是()
GLIMMER:DAZZLE
Effortistheessenceofhappiness:thereisnohappinessexceptaswetakeonchallenges.Shortoftheimpossible,thesatisfac
A、Togivethemfruits.B、Toprovidewater.C、Toplantflowers.D、Tokeeppets.B短文谈到,最确定的其中一个方法是提供水,故选B。
最新回复
(
0
)