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问题 单项选择题

在FAT文件系统中访问一个文件时，查找该文件占有的第一簇所依据的数据结构是 ()。

A．文件分配表

B．磁盘分区表

C．磁盘引导记录

D．该文件的目录登记项

答案

参考答案：D

解析：在FAT文件系统中访问一个文件时，查找该文件占有的第一簇所依据的数据结构是该文件的目录登记项。

阅读理解

Live Music——Late Night Jazz
Enjoy real American from Herbie Davis, the famous trumper（小号）player.
Place: The Jazz Club           Dates: June 15-23
Price: $100-150               Time: 10p.m.till late
Tel: 4668736
Scottish Dancing
Scottish dancing is nice and easy to learn. The wonderful dance from Britain will be shown.
Place: Jack stein’s             Dates: May10-20
Price: $150                   Time: 7-10p.m.
Tel: 4021877
Shown——Anhui Museum
There are 12,000 pieces on show here. You can see the whole Chinese history.
Place: Anhui Museum              Dates: 1 March-30 June
Price: $60（$30 for students）
Time: Monday-Friday    9 a.m-8 p.m
Weekends        9 a.m-9 p.m
Tel: 4886888
小题1:If you want to watch dancing, you can call__________________.
A．4668769B．4021877C．4886888D．4686788
小题2:You can see the whole Chinese history at ____________________ in April in Anhui Museum.
A．3.p.m.every dayB．9 p.m.from Monday to Friday
C．7 a.m. at the weekendD．9 p.m.every day
小题3:You can enjoy _________________ at Jack Stein’s.
A．American jazzB．Scottish dancing
C．12,000 pieces on showD．A, B and C
小题4:You have $70, and you can_____________________.
A．listen to American Jazz
B．watch Scottish dancing
C．go to Anhui Museum to see Chinese history
D．watch magic shows in Anhui Museum
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单项选择题

为下面哪一条指令不能使进位标志CF置“0”？

A．AND AL，AL

B．MOV AL ，0

C．SUB AL ，AL

D．CLC
查看答案