首页
登录
从业资格
In multipoint networks , there are tree
In multipoint networks , there are tree
免费题库
2022-08-02
15
问题
In multipoint networks , there are tree persistence methods when a station finds a channel busy.in the 1-persistent method,after the station finds the line idle,it sends its frame immediately.this method has the ( ) chance of collision because two or more stations may find the line ( ) and send their frames immediately. In the nonpersistent method , a station that has a frame to send (请作答此空) the line . If the line is idle , it sends immediately If the line is not idle , it waits a ( ) amount of time and then senses the line again.The nonpersistent approach ( ) the chance of collision because it is unlikely that two or more stations will wait the same amount of time and retry to send simultaneously The p-persistent approach combines the advantages of the other two strategies . It reduces the chance of collision and improves efficiency.A.overhearsB.hearsC.listensD.senses
选项
A.overhears
B.hears
C.listens
D.senses
答案
C
解析
转载请注明原文地址:https://tihaiku.com/congyezige/2429999.html
本试题收录于:
初级网络管理员题库软件水平考试初中高级分类
初级网络管理员
软件水平考试初中高级
相关试题推荐
Aninternetisacombinationofnetworks
Aninternetisacombinationofnetworks
Aninternetisacombinationofnetworks
Inmultipointnetworks,therearetree
Inmultipointnetworks,therearetree
Inmultipointnetworks,therearetree
Inmultipointnetworks,therearetree
Inmultipointnetworks,therearetree
Inmultipointnetworks,therearetree
Inmultipointnetworks,therearetree
随机试题
This______useofpowerwasn’tmerelyacharacterflaw.A、aggressiveB、arbitraryC
Hedoesnotknow______todealwiththematterandisveryworried.A、whatB、tha
中国第一个国际电影节——上海国际电影节(shanghaiInternationalFilmFestival),于1993年创办,现已成为上海文化生
A.口腔黏膜斑 B.咳嗽气促,疹色紫暗 C.热退咳嗽,疹点依次渐回 D.发
“Iamnotmeddling.”Marysaidmildly,“I
患者,男,50岁。1周前抬重物后腰痛,可放射至右下肢,腰部活动受限。查体:腰僵直
根据《证券发行与承销管理办法》的规定,新股资金申购网上发行与网下配售股票同时进行
A.G期 B.G期 C.M期 D.S期 E.G期长春碱使细胞有丝分裂停止
某单项工程,按如下进度计划网络图组织施工。 原计划工期是170d,在第75
关于投资估算指标的说法中,正确的是()。A.投资估算指标是在项目设计任务书阶段编
最新回复
(
0
)