What does "sublet" mean?
A.It means renting a place from other people.
B.It means renting a place from people who rents the place.
C.It means renting a place for a short period.
D.It means renting a place from people who is away to other places.
第2题
A.一台主机的IP地址不一定是唯一的
B.每台主机只能有一个域名
C.每个域名对应一个IP地址
D.每个IP都有一个域名与其对应
第3题
A.防火墙能对计算机病毒起过滤作用,但并不一定能对所有的病毒起作用
B.传染性计算机病毒的本质特征
C.即使设置非常安全的站点,有时也不可避免地会遭病毒破坏
D.代码炸弹会像病毒那样四处传播
第4题
A.E-R模型
B.层次模型
C.结构模型
D.网状模型
第5题
①计账
②身份验证
③密钥分离
④实时防治病毒
⑤防火墙安全技术
A.①②③
B.②③④
C.②③④⑤
D.①②③④⑤
第6题
A.经营性互联网络应当享受同等的资费政策
B.经营性互联网络应当享受同等的技术支撑条件
C.公益性互联网络是指为社会提供公益服务的,不以盈利为目的的互联网络
D.公益性互联网络所使用信道的资费不能享受优惠政策
第7题
A.SET DATE TO MDY ? DATE()&&显示"11-15-05"
B.SET DATE TO MDY DATE( )&& ,显示" 11 - 15 -05"
C.SET DATE TO MDY ? DATE( )显示" 11 - 15 -05"
D.SET DATE TO MDY ? DATE( )显示" 11 - 15 - 05"
第8题
A.n
B.n+1
C.n-1
D.n+e
第9题
As more locations with computers(known as(68)in Internet parlance)joined the ARPANET, the usefulness of the network grew. The ARPANET consisted primarily of university and government computers, and the applications supported on this network were simple: electronic mail( E - mail), electronic news groups, and(69)connection to other computers. By 1971, the Internet linked about two dozen research and government sites, and researchers had begun to use it to exchange(70)not directly related to the ARPANET itself. The network was becoming an important tool for collaborative research.
A.protocols
B.statute
C.law
D.enactment
第10题
A.many-multimedia
B.multimedia
C.numerous-media
D.myriad-media
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