-
从用户的角度看,下列选项中不属于数据库系统体系结构的是( )。
-
在通信专业中,缩写词Qos的英文全称是( ), “带宽”英文通常翻译为( )。
-
The equivalents of millions of telephone ( ) are transmitted on a single fiber,thinner than a human hair.
-
A sensor network is ( ) of a large number of sensor nodes that are densely deployed ( ) inside the phenomenon or very close to it.
-
Some operating systems prefer a wireline ( ) over wireless because it is assumed to have more bandwidth and be more reliable, and some operating systems ( ) the user to define the preference order of the available interfaces.
-
阅读下面的短文,回答问题 From the paragraph above,we can see that the router ( ) a forwarding table according to the routing table and possible routing policies existing in the router. When an IP packet arrives at a router, the ( ) part of packet is normally checked by the router. An IP router checks every IP Packet individually and makes the forwarding decision based on ( ).