
【名词&注释】
无损压缩(lossless compression)、有损压缩(lossy compression)、关键码
[单选题]传真采用的压缩方式属于______。
A. 有损压缩
B. 无损压缩
C. 有损压缩和无损压缩
D. 都不是
查看答案&解析
举一反三:
[单选题]设有关键码序列(16,9,4,25,14,1,13,18,17,5,8,24),要按关键码值递增的次序排序,采用直接选择排序法,一趟扫描后的结果为(23)。
A. (14,1,4,18,16,5,8,24,17,9,13,25)
B. (1,9,4,25,14,16,13,18,17,5,8,24)
C. (9,4,16,14,1,13,18,17,5,8,24,25)
D. (9,16,4,25,1,14,13,18,5,17,8,24)
[单选题]An internet is a combination of networks connected by()
A. modems
B. routers
C. switches
D. computers
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