问题
单项选择题
Pentium在实地址下有效的存储空间为______。
A．4GB
B．4MB
C．1MB
D．1GB
答案
参考答案：C
解析： 在实地址模式下Pentium处理器的管理策略、中断控制机制和应用程序环境等都与8086／8088相同，8086／8088只有20根地址线，能访问的内存空间为1MB。
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Pentium在实地址下有效的存储空间为______。
A．4GB
B．4MB
C．1MB
D．1GB
参考答案：C
解析： 在实地址模式下Pentium处理器的管理策略、中断控制机制和应用程序环境等都与8086／8088相同，8086／8088只有20根地址线，能访问的内存空间为1MB。
| 完形填空。 | |||
| Books are treasured(财富) because they __1__ us knowledge. Knowledge is important __2__ it enriches our life and brings us __3__. All great men in the history of mankind loved books. It is the knowledge in the books that let them to success. There is no genius without books, __4__ books are the source(来源) of knowledge and knowledge is the source of success. A man is blind and does not know much __5__ he is unable to read. Books brings us pleasure and knowledge. They also enable us to see through the __6__ and to see into the future. Macaulay, the famous historian, once wrote to a little girl, "If anyone would __7__ me the greatest king that every lived with palaces and gardens and fine dinner, and beautiful __8__, and hundreds of servants, on condition(以……为条件) that I should not read books. I would not be a king, I would __9__ like a poor man in a top room with plenty of books rather than a king __10_ did not live to read." | |||
| ( )1. A. take ( )2. A. Why ( )3. A. happiness ( )4. A. if ( )5. A. what ( )6. A. pass ( )7. A. make ( )8. A. clothing ( )9. A. to be ( )10. A. who | B. carry B. because B. luck B. but B. that B. passing B. choose B. clothes B. to become B. whom | C. fetch C. where C. food C. because C. when C. past C. let C. cloth C. be C. whose | D. bring D. how D. money D. though D. where D. back D. get D. shirts D. becoming D. which |