题目内容

Main memory has several names,among which are RAM, primary memory,or simply Memory.

A. 对
B. 错

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A byte usually occupies 9 bite.

A. 对
B. 错

The function of the ninth chip in a bank of memory is usually to check for errors.

A. 对
B. 错

ROM chip can’t be changed while PROM chip is programmable.

A. 对
B. 错

We should use several factors rather than only one factor to identify the processing power of a computer.

A. 对
B. 错

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