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国家统考科目《单选题》真题及答案
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大化改新的背景内容及评价
文件子系统的功能可以分为文件管理和高速缓冲机制两方面
承九之乱
天平文化
______是操作系统采用以空间换时间的技术
Directions:Readthefollowingtext.Choosethebestwordsfor eachnumberedblankandmarkABCorDonANSWERSHEET1. Whenadiseaseofepidemicproportions threatensthepublicscientistsimmediatelygettoworktryingtolocatethe sourceofafflictionandfindwaystocombat.Vaccinationisoneofthe effectivewaystoprotectthe1populationofaregionor countrywhichmaybe2graverisk.Theprocessof vaccinationallowsthepatient’sbodyto3immunitytothe virusordiseasesothatifitisencounteredonecanfightit4 naturally.Toaccomplishthisasmallweakordead5 ofthediseaseisactuallyinjectedintothepatientinacontrolled environment6hisbody’simmunesystemcanlearntofight theinvader7.Information8howto penetratethedisease’sdefensesis9toallelementsof thepatient’simmunesysteminaprocessthatoccursnaturallyinwhichgenetic informationispassedfromcelltocell.Thismakessurethat10 thepatientlatercomeintocontactwiththerealproblemhisbody iswellequippedandtrainedto11withithavingalready donesobefore.Therearehoweverdangers12inthe process.13eventheweakenedversionofthedisease containedinthevaccineproves14muchforthebodyto handleresultingintheimmunesystem15andtherefore thepatient’sdeath.Suchisthecaseofthesmallpoxvaccine16 toeradicatethesmallpoxepidemicthatnearly17 thewholeNativeAmericanpopulationandkilledmassivenumbersof settlers.181in10000peoplewhoreceivethevaccine 19thesmallpoxdiseasefromthevaccineitselfanddies fromit.Consequentlytheprocesswhichistrulya20 mayindeedhidesomehiddencurses.Notes: proportionspl.规模程度大小affliction疾病痛苦vaccinationn.接种疫苗eradicate v.根除消灭
为什么说设备驱动程序通常以进程形式存在其功能是什么
第一条如果某人杀害了他人被害人的兄弟可以为他复仇子也可以为其父父也可以为其子或者是侄子为其伯叔外甥为其舅父向凶手复仇如果没有复仇者那么凶手应赔偿被害人40格里夫纳 如果被害人是罗斯人侍从商人官长审判官如果被害人是游民或者是斯拉维涅人也同样应当是40格里夫纳 第四十二条关于征收命金的规定如下一周内供应命金征收者麦芽7捅公羊1只或者一大片肉或者2诺卡达而星期三是1列查那和3块干酪星期五也是如此面包和黍米按需要供应每天供应两只鸡允许命金征收者在马厩内寄养4匹马并要得到充足的饲料每征得16格里夫纳10列查那12维维里查的命金可预支1格里夫纳征收命金期间因命金征收者要吃鱼而付给他鱼款7列查那这样一周内总共耗资15库纳还有供应的食物每个地方征收命金的期限不得超过一周上述是雅罗斯拉夫制定的法令 王钺译 ——录自世界上古中古史参考资料高等教育出版社1987年版293～296页 请回答 上述史料来自何种历史文献结合相关知识分析其内容与意义
日本的庄园和西欧封建社会的庄园有何异同
在操作系统的发展过程中______和______的出现标志着该操作系统的正式形成
应仁之乱
幕府政治
在UNIX系统中OS的核心它应具有两个方面的接口一方面是核心与硬件的接口另一方面就是核心与Shell的接口
在批处理系统中用户的作业是由组成的
在多道批处理系统中为先分利用各种资源运行的程序应具备的条件是
考虑一个存于磁盘上的文件系统其中的文件由大小为512B的块组成假定每一个文件有一个文件目录项该目录项包含该文件的名字文件长度以及第一块或第一索引块和最后一块的位置而且该目录项位于内存对于索引结构文件该目录项指明第一索引块该索引块又依次指向511个文件块且有一指向下一索引块的指针针对连续链接索引结构的每一种要求 a．说明在这个系统中是如何实现逻辑地址到物理地址映射的 b．如果当前位于逻辑块10即最后一次访问的块是逻辑块10且访问逻辑块4请说明必须从盘上读多少个物理块
UNIX是如何进行进程控制
Directions:Readthefollowingtext.Choosethebestwordsfor eachnumberedblankandmarkABCorDonANSWERSHEET1. Whenadiseaseofepidemicproportions threatensthepublicscientistsimmediatelygettoworktryingtolocatethe sourceofafflictionandfindwaystocombat.Vaccinationisoneofthe effectivewaystoprotectthe1populationofaregionor countrywhichmaybe2graverisk.Theprocessof vaccinationallowsthepatient’sbodyto3immunitytothe virusordiseasesothatifitisencounteredonecanfightit4 naturally.Toaccomplishthisasmallweakordead5 ofthediseaseisactuallyinjectedintothepatientinacontrolled environment6hisbody’simmunesystemcanlearntofight theinvader7.Information8howto penetratethedisease’sdefensesis9toallelementsof thepatient’simmunesysteminaprocessthatoccursnaturallyinwhichgenetic informationispassedfromcelltocell.Thismakessurethat10 thepatientlatercomeintocontactwiththerealproblemhisbody iswellequippedandtrainedto11withithavingalready donesobefore.Therearehoweverdangers12inthe process.13eventheweakenedversionofthedisease containedinthevaccineproves14muchforthebodyto handleresultingintheimmunesystem15andtherefore thepatient’sdeath.Suchisthecaseofthesmallpoxvaccine16 toeradicatethesmallpoxepidemicthatnearly17 thewholeNativeAmericanpopulationandkilledmassivenumbersof settlers.181in10000peoplewhoreceivethevaccine 19thesmallpoxdiseasefromthevaccineitselfanddies fromit.Consequentlytheprocesswhichistrulya20 mayindeedhidesomehiddencurses.Notes: proportionspl.规模程度大小affliction疾病痛苦vaccinationn.接种疫苗eradicate v.根除消灭
在UNIX系统中进行设备分配时需要哪些数据结构有什么特点如何应用的
若信号S的初值为2当前值为-1则表示有等待进程
Directions:Readthefollowingtext.Choosethebestwordsfor eachnumberedblankandmarkABCorDonANSWERSHEET1. Whenadiseaseofepidemicproportions threatensthepublicscientistsimmediatelygettoworktryingtolocatethe sourceofafflictionandfindwaystocombat.Vaccinationisoneofthe effectivewaystoprotectthe1populationofaregionor countrywhichmaybe2graverisk.Theprocessof vaccinationallowsthepatient’sbodyto3immunitytothe virusordiseasesothatifitisencounteredonecanfightit4 naturally.Toaccomplishthisasmallweakordead5 ofthediseaseisactuallyinjectedintothepatientinacontrolled environment6hisbody’simmunesystemcanlearntofight theinvader7.Information8howto penetratethedisease’sdefensesis9toallelementsof thepatient’simmunesysteminaprocessthatoccursnaturallyinwhichgenetic informationispassedfromcelltocell.Thismakessurethat10 thepatientlatercomeintocontactwiththerealproblemhisbody iswellequippedandtrainedto11withithavingalready donesobefore.Therearehoweverdangers12inthe process.13eventheweakenedversionofthedisease containedinthevaccineproves14muchforthebodyto handleresultingintheimmunesystem15andtherefore thepatient’sdeath.Suchisthecaseofthesmallpoxvaccine16 toeradicatethesmallpoxepidemicthatnearly17 thewholeNativeAmericanpopulationandkilledmassivenumbersof settlers.181in10000peoplewhoreceivethevaccine 19thesmallpoxdiseasefromthevaccineitselfanddies fromit.Consequentlytheprocesswhichistrulya20 mayindeedhidesomehiddencurses.Notes: proportionspl.规模程度大小affliction疾病痛苦vaccinationn.接种疫苗eradicate v.根除消灭
若有4个进程共享同一个程序段而且每次最多允许3个进程进入该程序段则信号量的变化范围是______
Directions:Readthefollowingtext.Choosethebestwordsfor eachnumberedblankandmarkABCorDonANSWERSHEET1. Whenadiseaseofepidemicproportions threatensthepublicscientistsimmediatelygettoworktryingtolocatethe sourceofafflictionandfindwaystocombat.Vaccinationisoneofthe effectivewaystoprotectthe1populationofaregionor countrywhichmaybe2graverisk.Theprocessof vaccinationallowsthepatient’sbodyto3immunitytothe virusordiseasesothatifitisencounteredonecanfightit4 naturally.Toaccomplishthisasmallweakordead5 ofthediseaseisactuallyinjectedintothepatientinacontrolled environment6hisbody’simmunesystemcanlearntofight theinvader7.Information8howto penetratethedisease’sdefensesis9toallelementsof thepatient’simmunesysteminaprocessthatoccursnaturallyinwhichgenetic informationispassedfromcelltocell.Thismakessurethat10 thepatientlatercomeintocontactwiththerealproblemhisbody iswellequippedandtrainedto11withithavingalready donesobefore.Therearehoweverdangers12inthe process.13eventheweakenedversionofthedisease containedinthevaccineproves14muchforthebodyto handleresultingintheimmunesystem15andtherefore thepatient’sdeath.Suchisthecaseofthesmallpoxvaccine16 toeradicatethesmallpoxepidemicthatnearly17 thewholeNativeAmericanpopulationandkilledmassivenumbersof settlers.181in10000peoplewhoreceivethevaccine 19thesmallpoxdiseasefromthevaccineitselfanddies fromit.Consequentlytheprocesswhichistrulya20 mayindeedhidesomehiddencurses.Notes: proportionspl.规模程度大小affliction疾病痛苦vaccinationn.接种疫苗eradicate v.根除消灭
奥斯曼帝国对世界历史的影响
请描述UNIX操作系统的读/写磁盘方式
Directions:Readthefollowingtext.Choosethebestwordsfor eachnumberedblankandmarkABCorDonANSWERSHEET1. Whenadiseaseofepidemicproportions threatensthepublicscientistsimmediatelygettoworktryingtolocatethe sourceofafflictionandfindwaystocombat.Vaccinationisoneofthe effectivewaystoprotectthe1populationofaregionor countrywhichmaybe2graverisk.Theprocessof vaccinationallowsthepatient’sbodyto3immunitytothe virusordiseasesothatifitisencounteredonecanfightit4 naturally.Toaccomplishthisasmallweakordead5 ofthediseaseisactuallyinjectedintothepatientinacontrolled environment6hisbody’simmunesystemcanlearntofight theinvader7.Information8howto penetratethedisease’sdefensesis9toallelementsof thepatient’simmunesysteminaprocessthatoccursnaturallyinwhichgenetic informationispassedfromcelltocell.Thismakessurethat10 thepatientlatercomeintocontactwiththerealproblemhisbody iswellequippedandtrainedto11withithavingalready donesobefore.Therearehoweverdangers12inthe process.13eventheweakenedversionofthedisease containedinthevaccineproves14muchforthebodyto handleresultingintheimmunesystem15andtherefore thepatient’sdeath.Suchisthecaseofthesmallpoxvaccine16 toeradicatethesmallpoxepidemicthatnearly17 thewholeNativeAmericanpopulationandkilledmassivenumbersof settlers.181in10000peoplewhoreceivethevaccine 19thesmallpoxdiseasefromthevaccineitselfanddies fromit.Consequentlytheprocesswhichistrulya20 mayindeedhidesomehiddencurses.Notes: proportionspl.规模程度大小affliction疾病痛苦vaccinationn.接种疫苗eradicate v.根除消灭
时进程从执行状态转变为就绪状态
日本推行锁国体制的原因及影响
在下列性质中不是分时系统的特征
操作系统为保证未经文件拥有者授权任何其他用户不能使用该文件所提供的解决方法是______
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