虚拟内存(Virtual Memory)技术实际是在硬盘上开辟

题目

虚拟内存(Virtual Memory)技术实际是在硬盘上开辟一个存储空间当作内存使用。

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第1题:

VCM Virtual Channel Memory(VCM)中文名称是什么。()

A.存储器

B.虚拟通道存储器

C.虚拟内存

D.通道内存


参考答案:B

第2题:

On a virtual memory system, the logical memory space available to the program is totally(14) of the physical memory space.

A.dependent

B.independent

C.in

D.outside


正确答案:B
解析:虚拟存储系统中,程序的逻辑可用内存空间完全独立于物理内存空间。

第3题:

●Which of the following statements describe(s)the properties of a purely segmented memory system? (73) .

Ⅰ.It suffers from internal fragmentation

Ⅱ.It permits implementation of virtual memory

Ⅲ.It divides memory into units of equal size

(73) A.Ⅰ only

B.Ⅲ only

C.Ⅱ only

D.Ⅰ andⅢ


正确答案:C
【解析】略。

第4题:

在WINDOWS中,“回收站”是系统在()开辟的一块区域。

  • A、软盘上
  • B、硬盘上
  • C、内存中
  • D、高速缓存中

正确答案:B

第5题:

在WINDOWS中,“回收站”是系统在()开辟的一块区域。

A.软盘上

B.硬盘上

C.内存中

D.高速缓存中


参考答案:B

第6题:

The purpose of(66)is to enlarge the(67), the set of addresses a program can utilize. For example, it might contain twice as many addresses as main memory. A program using all of it, therefore, would not be able to fit in main memory all at once. Nevertheless, the computer could execute such a program by Copying into main memory those portions of the program needed at any given point during execution.

To facilitate copying(66)into real memory, the operating system divides it into pages, each of which contains a fixed number of addresses. Each page is stored on a disk until ii is needed. When the page is needed, the operating system copies it from disk to main memory, translating the(68)into real addresses. The process of translating virtual addresses into real addresses is called(69). The copying of virtual pages from disk to main memory is known as(70)or swapping.

A.fake memory

B.false memory

C.virtual memory

D.mendacious memory


正确答案:C
解析:virtualmemory:虚拟内存

第7题:

Which of the following statements describe(s)the properties of a purely segmented memory system?(73).

Ⅰ. It suffers from internal fragmentation

Ⅱ. It permits implementation of virtual memory

Ⅲ. It divides memory into units of equal size

A.Ⅰ only

B.Ⅲ only

C.Ⅱ only

D.Ⅰand Ⅲ


正确答案:C

第8题:

Which of the following statements describe(s) the properties of a purely segmented memory system?

Ⅰ.It divides memory into units of equal size

Ⅱ.It permits implementation of virtual memory

Ⅲ.It suffers from internal fragmentation

A.Ⅰ only

B.Ⅱ only

C.Ⅲ only

D.Ⅰand Ⅲ


正确答案:B

第9题:

VCM Virtual Channel Memory(VCM)的中文名称是什么()

A.存储器

B.虚拟通道存储器

C.虚拟内存

D.通道内存


参考答案:B

第10题:

关于虚拟内存的说法,正确的是()

  • A、对于某一台机器,虚拟内存象物理内存一样,它的大小是固定的
  • B、虚拟内存是指磁盘的缓存
  • C、虚拟内存是内存上的空间
  • D、虚拟内存是硬盘上的空间

正确答案:D

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