作者dichia (回忆的牵绊)
看板TransCSI
标题Re: [考古] 92元智
时间Tue Jun 21 12:16:01 2005
这里还有几题要麻烦大大们帮忙解答了...谢谢!
一、是非题
1. In genreal, more binary digits are necessary to represent a number than are
necessary in the decimal numbering systems.
2. Disks can not be processed sequentially.
4. In structures programming, programmers attempt to avoid using iteration.
5. In a company that has implemented an MIS, information systems for
individual departments usually function independently.
二、选择题
6. An image of size 1024*768 with 32bits/pixel, when compressed to JPEG file
format with 4:1 compression ratio, requires storage space about
(A)384 KB (B)768 KB (C)1.3 MB (D)2.6 MB (E)5.2 MB
15.Which of the following is not considered as a model in database?
(A) Relational model (B) Network model (C) Hierarchical model
(D) File model (E) none of the above.
请诸位大大指教 谢谢!!
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