Users also need(71)systems to help them explore the web and discover interesting data sources and interfaces that support different query and search paradigms.
A.negative
B.adaptive
C.passive
D.adaption
OSPF is a link-state routing protocol。It is designed to be run internal to a single __(71__system。Each OSPF router maintains an identical __(72)__ describing the autonomous system’s topology。From this database,a routing table is calculated by constructing a shortest-path __(73)__。OSPF recalculates routes quickly in the face of topological changes,utilizing a minimum of routing __(74)__ traffic。OSPF provides support for equal-cost multipath。An area routing capability is provided,enabling an additional level of routing protection and a reduction in routing protocol __(75)__。
A.autonomous
B.network
C.computer
D.server
(72)
A.under
B.beyond
C.in
D.on
下列参数中,(29)是音频信息数字化的参数。
A.主频
B.采样频率
C.压缩比
D.分辨率
下列关于有损压缩的说法中正确的是(35)。
A.压缩过程可逆,相对无损压缩其压缩比较高
B.压缩过程可逆,相对无损压缩其压缩比较低
C.压缩过程不可逆,相对无损压缩其压缩比较高
D.压缩过程不可逆,相对无损压缩其压缩比较低
已知x=-61/128,若采用8位定点机器码表示,则[X]原=(22)。
A.00111101
B.10111101
C.10011111
D.00111110