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
外语
The internet【S1】______millions of computers, all linked together into a gigantic network. Now every computer that is connected t
The internet【S1】______millions of computers, all linked together into a gigantic network. Now every computer that is connected t
admin
2013-06-03
24
问题
The internet【S1】______millions of computers, all linked together into a gigantic network. Now every computer that is connected to the Internet is part of this network and can【S2】______with any other connected computer.
In order to communicate with each other, these computers are【S3】______special communication software. To connect to the Internet, the user【S4】______the computer’s communication software to contact the Internet Service Provider, or ISP. Now an Internet Service Provider is a company that provides Internet service to individuals, organizations, or companies, usually for a【S5】______charge. Local ISPs connect to larger ISPs, which【S6】______connect to even larger ISPs. A Hierarchy of Network is formed. And this hierarchy is something like a pyramid, with lots of small networks at the bottoms, and fewer but larger networks moving up the pyramid. But amazingly, there is no one single controlling network at the top.
How does information that leaves one computer【S7】______all of these networks, and arrive at its【S8】______,another computer, in a fraction of a second? The process depends on routers. Now routers are【S9】______computers whose job is to direct the information through the networks. The data, or information, in an e-mail message, a web page, or a file is first【S10】______into tiny packet. Each of these packets has the address of the sender and of the receiver, and information on how to put the packets back together. Each of these packets then sent off through the internet. And when a packet reaches a router, the router reads its destination address. And the router then decides the best route to send the packet. All the packets might take the same route or they might go different routes. Finally, when all the packets reach their destination, they are put back into the correct order.
A) in turn B) ill-fated C) consists of D) equipped with
E) instructs F) caused G) communicate H) separated
I) destination J) travel through K) broken down L) monthly
M) landed N) expeditions O) specialized
【S5】
选项
答案
L
解析
转载请注明原文地址:https://kaotiyun.com/show/wrg7777K
0
大学英语四级
相关试题推荐
Themajorityofsmalltoothwhalesarecalleddolphins.Mostdolphinspeciesareabout6ftinlength,themalesaveraging4to
BeforeJackandMaryfinallydecidedtogetmarried,theyhadalongdiscussionabout________________(婚姻将可能怎样影响他们将来的事业).
Foodisdifferentfromareatoarea.TheFrencharefamousfortheirsauces,theItalianspraised【C1】______theirpasta-foodfr
Foodisdifferentfromareatoarea.TheFrencharefamousfortheirsauces,theItalianspraised【C1】______theirpasta-foodfr
TherewasatimewhenredmeatwasaluxuryforordinaryAmericans,orwasatleastsomethingspecial:cookingaroastforSunda
A、Heplaysfootball.B、HewatchesTV.C、Hegoeshunting.D、Hedoessomeexercise.B题目问这位男士在妻子烧饭的时候他干什么。男士说,他妻子烧饭时他看足球转播,一场接一场地看。
A、Airtrafficconditions.B、Roadconditions.C、Newtrafficrules.D、Trafficjamsonhighways.A[听力原文]Whatwillfuturenewsrepo
A、Itpublishesbooksonlyforchildren.B、Itpublishesbooksaboutpeople’spets.C、Itusescomputerstomakeupstories.D、Itm
A、Tohaveagoodcompany.B、Tomakethemliveanicelife.C、Tokeepawayunwantedanimals.D、Tokeepawayloneliness.C事实细节题。短文
A、Mice.B、Rats.C、Monkeys.D、A,BandCDAccordingtothepassage,whatanimalsareoftenusedbyscientiststolearnaboutman?
随机试题
在电镜下,正确描述化学突触的结构是指()
男性,20岁。浙江人,5年来反复咳嗽、咯血,有时血痰黏稠,呈果酱样。胸片示:双下肺斑片影,其间有多发透光区,PPD皮试(+),痰结核菌检查多次阴性。在诊断过程中应进一步检查
A.大剂量使用柴胡B.中等剂量使用柴胡C.小剂量使用柴胡D.不宜使用柴胡E.禁用柴胡
康建小区工程的项目经理,使用工作任务分工表明确了项目部成员的工作任务。其中应明确的内容有()。
用计算机替代手工核算会计账目的目的是将手工会计业务转入计算机处理,使两者之间的()具有连续性和继承性。
企业期末编制资产负债表时,下列各项应在“存货”项目巾反映的有()。
根据企业所得税法律制度的规定,下列各项中,应计入应纳税所得额的有()。
下列关于对外贸易经营者及其管理的表述中,符合对外贸易法律制度规定的是()。(2013年)
下列场合更适宜使用抽样检验的是(’)。
说课中,()主要解决现代教学研究中“怎样学”的问题。
最新回复
(
0
)