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移动办公用户自身的性质决定其比固定用户更容易遭受病毒或黑客的攻击,因此部署移动用户 IPSECVPN 接入网络的时候需要注意( )A.
移动用户个人电脑必须完善自身的防护能力，需要安装防病毒软件，防火墙软件等
B.
总部的 VPN 节点需要部署防火墙，确保内部网络的安全
C.
适当情况下可以使用集成防火墙功能的 VPN 网关设备
D.
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【单选题】The 3-year-oid boy was found _____ in the bathroom. Nobody knows how and when he _____. [ ]
A.
dying, died
B.
dead, dying
C.
dead, died
D.
died, dying
【简答题】In what now seems like the prehistoric times of computer history, the early post-war era, there was a quite widespread concern that computers would take over the world from man one day. Already today,...
【简答题】A 篇 "I sometimes get up at three or four in the morning and I surf the Internet." "I often check my e-mail forty times a day." "I often spend more than three hours during one time on the Interne...
【单选题】对下面的程序描述正确的是( )。 #include V oid main( ) { int x=3,y=5; if (x=y-4)printf( “ * ” ); else printf( “ # ” ); }
A.
有语法错误，不能通过编译。
B.
输出 *
C.
可以通过编译，但是不能通过连接，因而不能运行。
D.
输出 #
【简答题】The world’s population is increasing at an ever-fast rate, with severe consequences for the natural environment. For example, in there were 5.3 billion people in the world, or 93 million more tha...
【单选题】He looks sad. Let’s cheer him up .
A.
let him down.
B.
Make him happy
C.
make him pleasure
D.
disappoint him
【单选题】The suffixes -ic, -ous, -al, and -oid are found in
A.
adjectives
B.
nouns
C.
verbs
D.
roots
【简答题】当三极管的发射结正偏,集电结反偏时,三极管处于()状态。
【单选题】Bill asked his father _____ and play football. [ ]
A.
let him to go
B.
let him to
C.
to let him go
D.
to let him to go
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