单项选择题

在精确制导导弹中使用的操作系统应属于下列哪一类？

A．批处理操作系统
B．个人计算机操作系统
C．实时操作系统
D．网络操作系统
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单项选择题
The Pentium includes hardware for both segmentation and paging. Both mechanisms can be disabled, allowing the user to choose from four distinct views of memory. Now the most frequently used view(such as Unix System V) is
A．Unsegmented unpaged memory
B．Unsegmented paged memory
C．Segmented unpaged memory
D．Segmented paged memory
单项选择题
As an important phase in software development, software design is the continuation of software requirement analysis phasE．Ⅰ．software structure Ⅱ．software procedureⅢ．software module Ⅳ．software documentwhich of the following should be included in software design phase
A．Ⅰand Ⅱ
B．Ⅱand Ⅲ
C．Ⅰ,Ⅱ and Ⅲ
D．All
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