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
SDLC was invented by IBM to replace the older Bisynchronous protocol for wide area connections between IBM equipment. A varietio
SDLC was invented by IBM to replace the older Bisynchronous protocol for wide area connections between IBM equipment. A varietio
admin
2009-05-15
63
问题
SDLC was invented by IBM to replace the older Bisynchronous protocol for wide area connections between IBM equipment. A varietion of the(71)protocol called NRM is essentially the same as SDLC. SDLC is(72) protocol like HDLC, Frame Relay or X.25.An SDLC network is made up of(73)that controls all communications, and(74). It is capable of(75)operation, but almost all practical applications are strictly half duplex.
选项
A、a primary station
B、one or more primary stations
C、a secondary station
D、one or more secondary stations
答案
D
解析
转载请注明原文地址:https://kaotiyun.com/show/qmJZ777K
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
0
网络工程师上午基础知识考试
软考中级
相关试题推荐
SOAP(SimpleObjectAccessProtocol,简单对象访问协议)是基于______的分布式对象通信协议。
Although the bulk of industry resources and energies have focused on developing the fastest(71)or slickest(72), more and more mi
Although the bulk of industry resources and energies have focused on developing the fastest(71)or slickest(72), more and more mi
Anembeddeddeviceisa()thathasbeendevisedtoperformsomecertainfunctions.Itisdedicatedtoexecuteaparticularta
Incomputing,adevicedriver(commonlyreferredtoassimplyadriver)isacomputerprogramthatoperatesorcontrolsaparticular
TCP/IP(71)layer protocols provide services to the application(72)running on a computer. The application layer does not define th
阅读以下说明,回答问题1、问题2、问题3和问题4,将解答填入对应栏内。[说明]ATM(AsynchronousTransferMode)顾名思义就是异步传输模式,是国际电信联盟ITU-T制定的标准。实际上在20世纪80年代中期,人们就已经
FrameRelayissimplifiedformof(66),similarinprincipleto(67),inwhichsynchronous,framesofdataareroutedtodifferent
Networkscanbeinterconnectedbydifferentdevices.Inthephysicallayer,networkscanbeconnectedby(66)orHubs,whichjust
随机试题
主要用于抑制异体器官移植排斥反应的药物是哪一种
用异烟肼时常用维生素B6的目的是
咬肌浅层翼外肌
下列哪种作业属高温、强热辐射作业
患者,女,20岁。反复高热伴游走性关节痛,口腔干燥、溃疡,脱发月余,化验尿蛋白++,颗粒管型5个/HP,间断有血尿,类风湿因子1:20,抗SSA抗体阳性,抗双链DNA抗体阳性,最可能的诊断是
在工程建设实践中,有许多工作的开始不是以紧前工作完成为条件,存在搭接关系,工作之间这种搭接关系一般有( )种。
依《物权法》规定,依法属于国家所有的自然资源,所有权必须经过登记。()
()是指导致行为或事件的行为者本身可以控制的因素。
设函数f(x)在x=1的某邻域内有定义,且满足|f(x)-2ex|≤(x-1)2,研究函数f(x)在x=1处的可导性.
A、Production.B、Finance.C、Marketing.D、HumanResources.C本题询问这位女士有可能在哪个部门工作。根据男士的问话“你有兴趣在销售部(marketingdepart-ment)工作吗?”及女士的回答“
最新回复
(
0
)