On a(72) memory system, the logical memory space available to the program is totally independent of the physical memory space.

A．cache

B．EPROM

C．virtual

D．SRAM

[单选题]On a(75)memory system，the logical memory space available to the program is totally independent of the physical memory space．A．cacheB．virtualC．RAMD．ROM

[单选题]On a( )memory system， the logical memory space available to the program ist

[单选题]A． virtual memory system has five virtual pages numbered zero through four and three page frames.All the page frames are initially empty.How many page faults are generated with the following access sequence using a FIFO replacement policy?0 1 2 3 0 1

[单选题]OS can use (72) memory to run processes that require more main memory than is actually available.(72)A． virtualB．imaginaryC．abstractD．false

[单选题]The(72)is a system for linking hypertext documents Originally, each document was a page written in(73)with hyperlinks to other documents．Nowadays，XML is gradually starting to take over from(73)．A．WebB．E-mailC．DNSD．FTP

[单选题]An Embedded System is a (72)designed for specific control functions within a larger system.(72) A． computerB． programC．computer systemD．tool

[单选题]A．(72) is a data communication system that allows a number of independent devices to communications directly with each other in a limited geographic area.A．LANB．WANC．InternetD．Ethernet

[单选题]The purpose of the memo is toA．attract students’interest in the programmeB．require the parents to select a sport for their chinldC．help the staff explain the programme to the parentsD．remind teachers and lifeguards to be present on time

[问答题] 术语翻译：Weight memo（）

[单选题]Give the logical variables X=Y=1， The value of X V Y( logical addition)is(