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问题 单项选择题

某段式存储管理系统中的地址结构如下图所示，若系统以字节编址，则该系统允许的最大段长为(1)KB；(2)是错误的段号。

 

空白（2）处应选择（）

A．0

B．64

C．128

D．256

答案

参考答案：D

填空题
3
5
______
9
15

2
30
______
4
10

4
14
______
16
28

2
1
3
______2
5
15
．
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单项选择题


Passage One

According to the speaker, how does the price of an electronic keyboard compare with the price of a piano

A．The electronic instrument is much more expensive.

B．The electronic instrument is slightly more expensive.

C．The piano is slightly more expensive.

D．The piano is much more expensive.
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