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第1题

A periodic refresh is needed to restore the information for the _________ . A.SRAM B. DRAM C.EPROM D. EEPROM
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第2题

________ is a storage location inside the processor. A. A register B. ALU C. Control D. Memory
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第3题

A processor is composed of two functional units, they are _________. A.an arithmetic/logic unit and a storage unit B.
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第4题

“Multimedia” means that _________ . A.it can play musi B.it can show a graph. C.it can rotate a three-dimensional mod
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