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
47
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
Inaninformationsystem,the___________isthebridgebetweenhardwareandpeople.
Thescopemanagementplanisadocumentthatincludesdescriptionsofhowtheteamwillpreparethe(),createtheWBS,verify
(80)istheprocessofobtainingthestakeholdersformalcceptanceofthecompletedprojectscope.Verifyingthescopeincludesr
Theuseofcomputergraphics(1)manydiversefields.Applications(2)fromtheproductionofchartsandgraphs,tothegenerationof
Virtualreality(orVR(1)iskindofabuzzwordthesedaysincomputergraphics.VRisartificialrealitycreatedbyacomputertha
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()。
The UNIX operating system is made up of three parts; the kernel, the shell and the programs. The kernel of UNIX is the(71)of the
Sometimes the processes in which people are engaged are dependent upon other processes being completed first, possibly by other
Sometimes the processes in which people are engaged are dependent upon other processes being completed first, possibly by other
(100)whether to go with a shared or switched fast LAN technology once you start to max out your shared Ethernet of token-ring LA
随机试题
以下关于劳动合同实施情况的监督,说法正确的是:
胸导管接收哪些淋巴干?注入何处?
土地登记、统计和确认权属的法律依据是()。
我国投资宏观调控的对象,主要是()。
下列说法正确的是()。
小班幼儿走的动作要求是()
物品的预设用途为用户提供了该如何操作的线索,比如平板是用来推的,旋钮是用来转的。如果物品的预设用途在设计中得到________体现,用户一看便知如何操作,无须借助任何的图解、标志和说明。如果简单物品也需要用图解、标志和说明书来________操作方法,这个
产生式的迁移理论事实上是()的现代化。
甲企业从2005年开始投入生产经营,2005年亏损30万元,2006年实现税前利润80万元,假设该企业适用的所得税税率为15%,法定盈余公积的提取比例是10%,则该企业2006年应提取的法定盈余公积为()万元。
四元方程组的基础解系是______.
最新回复
(
0
)