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【简答题】
平面凸轮廓线的设计方法有_________和___________两种。
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反馈参考答案：
举一反三
【单选题】How are hate crimes contrasted with other crimes in the article?
A.
The article highlights that hate crimes are more likely to end with injuries.
B.
The article emphasizes that hate crimes target people's sense of belonging.
C.
The article explains that hate crimes are tracked more often than other crimes.
D.
The article shows that hate crimes occur more often in minority communities.
【单选题】操作系统具有进程管理 , 存储管理 , 文件管理和设备管理的功能 , 下列有关描述 中 , 哪一项是不正确的 ? ( )
A.
进程管理主要是对程序进行管理
B.
存储管理主要管理内存资源
C.
文件管理可以有效的支持对文件的操作，解决文件共享、保密和保护问题
D.
设备管理是指计算机系统中除了 CPU 和内存以外的所有输入输出设备的管 理
【单选题】Many companies don't report computer crimes because law procedures against computer crimes usually cost a lot of money.
A.
Y
B.
N
C.
NG
【单选题】在下列有关Windows XP设备管理功能的叙述中，错误的是（）。
A.
为了解决I/O设备速度较慢、效率不高的问题，系统采用了缓冲技术
B.
注册表存储了当前系统中基本硬件设备的描述信息
C.
系统支持PnP技术，因而各种打印机均不需要安装专门的驱动程序
D.
对于台式PC和笔记本PC来说，它们的电源管理功能有所不同
【简答题】请比较分析需求层次论和双因素理论的优点、缺点。
【单选题】Persons imprisoned for violent street crimes often commit the same crimes again after being released. Persons imprisoned for white-collar crimes such as receiving bribes or embezzlement, however, typi...
A.
Statistics show that persons convicted of committing white-collar crimes rarely have a prison record.
B.
The percentage of those who commit white-collar crimes and are imprisoned for doing so is lower than the percentage of those who commit violent street crimes and are imprisoned for doing so.
C.
White-collar criminals whose prison sentences are shortened return to criminal activities at a slightly higher rate than white-collar criminals who serve their full sentences.
D.
Persons released from prison after white-collar crimes are seldom given high positions or access to other people' s money.
E.
Persons who commit violent street crimes seldom commit white-collar crimes, and vice versa.
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