URLs have three parts：the DNS name of machine on which the page is located，then a local name uniquely indicating the specific page and

A．Protocol

B．IP address

C．Network name

D．Server name

[单选题]URL consists of three parts: the protocol(75), the DNS name of the host (www.csai.cn) and the file name (index.html).A．IPB．UDPC．TCPD．HTTP

[单选题]（）has three parts: warehouse, night story shelf and stacker.A . Multi-story warehouseB . Automatic Multi-story warehouseC . stereo-style warehouseD . stereoscopic warehouse

[单选题]（）has three parts: warehouse, high story shelf and stacker.A . Multi-story warehouseB . Automatic Multi-story-warehouseC . Stereo-style warehouseD . Stereoscopic warehouse

[试题]Name the three fundamental fact grains and describe an ETL approach for each.简述三种基本事实表，并说明ETL的过程中如何处理它们。

[主观题]They have been in the Party for three years．（改为同义句）It__________ three years__________ they__________ the Party．

[名词解释] DNS（Domain Name System）域名系统

[单选题]All three systems have the ports （） to swirl the incoming air and direct it in the appropriate path.A . angledB . roundedC . being angledD . being rounded

[单选题]Moving parts of machines and motor vehicles have to be _____ regularly to r

[单选题]We have the system of exploitation of man by man.[A] cancelled[B] abolished[C] refused[D] rejected

[单选题]10．1 have a good friend．______ name is Jane．_____ is thirteen．A． Her ； HerB． She's； SheC． Her；SheD． She；She