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【单选题】
有关计算机内存,叙述错误的是 ( )。A.
RAM具有可读写性,
B.
微机的内存按功能可分为RAM和ROM
C.
通常所说的计算机内存容量指RAM和ROM合计的存储器容量
D.
CPU对ROM只取不存,里面存放计算机系统管理程序,如监控程序、基本输入/输出系统
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A.
6 billion
B.
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C.
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D.
searching the Internet
E.
successful business
F.
most profitable
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【单选题】They developed a(an) () over the Internet.
A.
acquaintance
B.
acknowledgement
C.
customary
D.
contempt
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