首页
登录
从业资格
Networks can be interconnected by differ
Networks can be interconnected by differ
题库
2022-08-02
86
问题
Networks can be interconnected by different devices in the physical layer networks can be connected by( )_or hubs.which just move the bits from one network to an identical network.One layer up we find bridges and switches which operate at data link layer.They can accept( )examine the MAC address and forward the frames to a different network while doing minor protocol translation in the process in me network layer,we have routers that can connect two networks,If two networks have( )network layer,the router may be able to translate between the packer formats.In the transport layer we find transport gateway,which can interface between two transport connections Finally,in the application layer,application gateways translate message(请作答此空).As an example,gateways between Internet e-mail and X.400 e-mail must( )the e-mail message and change various header fields.A.syntaxB.semanticsC.languageD.format
选项
A.syntax
B.semantics
C.language
D.format
答案
B
解析
转载请注明原文地址:https://tihaiku.com/congyezige/2418243.html
本试题收录于:
中级 数据库系统工程师题库软件水平考试初中高级分类
中级 数据库系统工程师
软件水平考试初中高级
相关试题推荐
Networkscanbeinterconnectedbydiffer
Networkscanbeinterconnectedbydiffer
Networkscanbeinterconnectedbydiffer
Networkscanbeinterconnectedbydiffer
Networkscanbeinterconnectedbydiffer
Computernetworksmaybedividedaccordi
Computernetworksmaybedividedaccordi
TherearedifferentwaystoperformIPb
Computernetworksmaybedividedaccordi
TherearedifferentwaystoperformIPb
随机试题
Theaccusedaffecteda(i)______airduringtheinterview;hemadenovehementp
A—fluorescentlampJ—microwaveovenB—electricfanK—smokeexh
近来中国的许多城市被灰霾(smog)笼罩,这种灰霾天气导致了交通瘫痪(cripple)、航班延迟及其他许多问题。引起灰霾天气的原因有很多,最主要的原因是
独特的风俗习惯uniqueconvention
ETF申购赎回清单不包括下列()内容。A、T-1日现金差额 B、基金份额净值
营养疗法适应证不包括A.近期体重下降超过正常体重的10% B.血清清蛋白<20
下列选项体现群众观点的是:A.历尽天华成此景,人间万事出艰辛 B.善除害者察其
《中华人民共和国会计法》规定,会计年度自()。A.公历4月1日至次年3月31日
根据企业所得税法律制度的规定,企业取得的下列收入中,属于货币形式的有()。A.存
对可行性研究报告进行的项目财务效益和费用预测进行评估,考察和分析采用的参数与数据
最新回复
(
0
)