【名词&注释】
二进制数、信息源(information source)
[判断题]信源是指产生各种信息(如语音、文字、图像及数据等)的信息源。()
查看答案&解析
举一反三：
[单选题]下面的地址中，属于私网地址的是(54)。
A. 192.118.10.1
B. 127.1.0.1
C. 172.14.2.240
D. 172.17.20.196
[单选题]● 在所有四位二进制数（从0000至1111）中，数字0和1数目相同的数占 （63）（63）
A. 20%
B. 37.5%
C. 50%
D. 62.5%
[单选题]Applications put computers to pratical business (1), but below the (2) it's the heart of an operating system—the kernel that provides the technical wizardry to juggle multiple program, connect to networks and store (3) . A traditional kernal provides all the functions for applications. The kemal (4) memory, I/O devices and parcels out processor time.The kernel also supports security and fault (5) , which is the ablity to recover automatically when parts of the system fail.
A. used
B. use
C. apply
D. applied
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