On a ______ memory system, the logical memory space available to the program is totally independent of the physical memory space

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问题 On a ______ memory system, the logical memory space available to the program is totally independent of the physical memory space.

选项 A、cache
B、virtual
C、RAM
D、ROM

答案B

解析 译文的含义是:在(  )存储系统中,程序的逻辑存储空间完全独立于物理的存储空间。A、B、C、D各选项的意思分别是:缓冲、虚拟、随机存取存储器、只读存储器。只有在虚拟存储系统中,逻辑存储空间可完全独立于物理存储空间,故本题应该选择B。
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