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【单选题】
下列关于Windows操作系统中任务处理的叙述中正确的是( )。
A.
从微观上看，前台任务和后台任务能同时得到CPU响应
B.
由于CPU中有多个执行部件，可同时执行多条指令，所以才能同时执行多个任务
C.
用户如果只启动一个应用程序，则该程序就可以自始至终独占CPU资源
D.
Windows操作系统在执行32位应用程序时，采用的是按时间片轮流的调度方法
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举一反三
【单选题】49（） A. Talking on a cell phone while driving brings you joy anyway. B. The estimate is based on surveys with office workers. C. The younger group did 10 percent better when not interrupted. D. Howeve...
A.
A Bad Idea
B.
Think you can walk, drive, take phone, calls, e-mail and listen to music at the same time Well, New York’s new law says you can’t (46) The law went into force last month, following research and a shocking number of accidents that involved people using electronic gadgets(小巧机械)when crossing the street.
C.
Who’s to blame (47) "We are under the impression that our brain can do more than it often can," says Rene Marois, a neuroscientist(神经科学家)in Tennessee. "But a core limitation is the inability to concentrate on two things at once."
D.
The young people are often considered the great multitaskers. (48) A group of 18- to 21-year-olds and a group of 35-to 39-year-olds were given 90 seconds to translate images into numbers, using a code. (49) But when both groups were interrupted by a Phone call or an instant message, the older group matched the younger group in speed and accuracy.
E.
It is difficult to measure the productivity lost by multitaskers. But it is probably a lot. Jonathan Spira, chief yst at Ba, a business-research firm, estimates the cost of interruptions to the American economy at nearly ＄ 650 billion a year. (50) The surveys conclude that 28 percent of the workers’ time was spent on interruptions and recovery time before they returned to their main tasks.
【单选题】操作系统的设备管理功能是对系统中的外围设备( )。
A.
提供相应的设备驱动程序，初始化程序和设备控制程序等
B.
直接进行操作
C.
通过人和计算机的操作系统对外围设备直接进行操作
D.
既可以由用户干预，也可以直接执行操作
【多选题】在道路客运承运人责任险案件处理中，哪些行为可视为重大过失行为进行拒赔：（）
A.
车辆严重超载，但交警并未认定超载是事故发生的主要原因；
B.
驾驶员驾驶车辆与准驾车型不符；
C.
驾驶员明知安全装置不全而怀侥幸心理
D.
驾驶保险车辆肇事逃逸
【单选题】关于供区创面的处理，正确的是
A.
严密缝合敷料覆盖创面
B.
创面暴露，任其自然恢复
C.
采用邻近组织瓣滑行覆盖关闭创面
D.
创面行点状异体皮移植
E.
覆盖油纱即敷料绷带加压包扎
【单选题】非抢先式实时操作系统的实时性取决于（）
A.
中断响应时间
B.
最长任务执行时间
C.
任务切换时间
D.
所有其它任务执行时间之和
【单选题】32岁，女性，妊娠31周，少量阴道流血，以往曾有3次早产史。主要处理应是
A.
抑制宫缩，促进胎儿肺成熟
B.
左侧卧位
C.
注意休息，并给以镇静剂
D.
任其自然
E.
氧气吸人，给予止血剂
相关题目：
【单选题】49（） A. Talking on a cell phone while driving brings you joy anyway. B. The estimate is based on surveys with office workers. C. The younger group did 10 percent better when not interrupted. D. Howeve...
A.
A Bad Idea
B.
Think you can walk, drive, take phone, calls, e-mail and listen to music at the same time Well, New York’s new law says you can’t (46) The law went into force last month, following research and a shocking number of accidents that involved people using electronic gadgets(小巧机械)when crossing the street.
C.
Who’s to blame (47) "We are under the impression that our brain can do more than it often can," says Rene Marois, a neuroscientist(神经科学家)in Tennessee. "But a core limitation is the inability to concentrate on two things at once."
D.
The young people are often considered the great multitaskers. (48) A group of 18- to 21-year-olds and a group of 35-to 39-year-olds were given 90 seconds to translate images into numbers, using a code. (49) But when both groups were interrupted by a Phone call or an instant message, the older group matched the younger group in speed and accuracy.
E.
It is difficult to measure the productivity lost by multitaskers. But it is probably a lot. Jonathan Spira, chief yst at Ba, a business-research firm, estimates the cost of interruptions to the American economy at nearly ＄ 650 billion a year. (50) The surveys conclude that 28 percent of the workers’ time was spent on interruptions and recovery time before they returned to their main tasks.
【单选题】操作系统的设备管理功能是对系统中的外围设备( )。
A.
提供相应的设备驱动程序，初始化程序和设备控制程序等
B.
直接进行操作
C.
通过人和计算机的操作系统对外围设备直接进行操作
D.
既可以由用户干预，也可以直接执行操作
【多选题】在道路客运承运人责任险案件处理中，哪些行为可视为重大过失行为进行拒赔：（）
A.
车辆严重超载，但交警并未认定超载是事故发生的主要原因；
B.
驾驶员驾驶车辆与准驾车型不符；
C.
驾驶员明知安全装置不全而怀侥幸心理
D.
驾驶保险车辆肇事逃逸
【单选题】关于供区创面的处理，正确的是
A.
严密缝合敷料覆盖创面
B.
创面暴露，任其自然恢复
C.
采用邻近组织瓣滑行覆盖关闭创面
D.
创面行点状异体皮移植
E.
覆盖油纱即敷料绷带加压包扎
【单选题】非抢先式实时操作系统的实时性取决于（）
A.
中断响应时间
B.
最长任务执行时间
C.
任务切换时间
D.
所有其它任务执行时间之和
【单选题】32岁，女性，妊娠31周，少量阴道流血，以往曾有3次早产史。主要处理应是
A.
抑制宫缩，促进胎儿肺成熟
B.
左侧卧位
C.
注意休息，并给以镇静剂
D.
任其自然
E.
氧气吸人，给予止血剂
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