操作系统试题A试卷.doc

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thrift of excellent traditional and style lack deep of understanding, one-sided think in now of good situation Xia, economic smooth more fast development, and reform made major progress, and people living significantly improve, and social the career made new progress, no necessary always hard has, no awareness to China also has many poverty area, and also has many poverty population of exists, more living improve has, more need keep hard of style. Three is not strictly honest. Total thought units is a water sector, clean self-discipline away from himself too far, no real processing good living of improve and hard, and thrift excellent traditional of relationship, no effective do comply with Constitution and party of regulations must from I do up, no right mercy good bitter Le, and wealth of relationship, no right awareness to in comply with Constitution and party of regulations aspects everyone has accountability. Four, future direction and improvement measures 1, belief and faith, strengthen party spirit. One is to firmly establish the noble ideals of struggle for the ideals of communism, communist struggle for life, ready to sacrifice everything for the party and the people. Second is to continuously improve the quality and standard of political, conscientiously study Deng Xiaoping theory and three represents important thought and the scientific Outlook on development, implement the partys basic program for the primary stage of socialism, adhere to the correct political orientation, maintain highly consistent with the CPC Central Committee, is good at theories of socialism with Chinese characteristics to analyze and solve problems. Third, strengthening the party spirit and the world transformation, perseverance of the party Constitution, relive Party vows to establish correct world Outlook, Outlook on life and the world, practically embodies ideals and beliefs into action, combine lofty ideals and practical activities, transforming the objective world, actively participate in the great practice of building socialism with Chinese characteristics. 2, keep the purpose in concept, changing the style of work. First, keep in mind that the purpose of serving, adhere to assuming power for the people, keep in mind the people and care about people, and the joys and sorrows of the masses, .According to city discipline, and municipal organization Department requirements, today we held implement implementation independent Commission against corruption guidelines effective strengthening led cadres style construction topic democratic life, main task is close contact thought, and work actual, control check district Standing Committee team and the personal in implementation independent Commission against corruption guidelines Shang exists of problem, in-depth carried out criticism and self-critical, further clear rectification direction and measures, effective enhanced clean politics of consciousness and initiative, firm set good of ruling image. Before the meeting, the way we take surveys solicited a views, combed, related to team building攀枝花学院课程考核命题暨试卷印刷审批表命题基本信息(命题教师填写)课程名称操作系统课程学时54课程性质校管/自管/归口课程卷 别_A_卷考核学期2008-2009-2考核形式闭卷考核对象06计本应参加考试学生数83命题教师姓名赖国勇命题教师职称讲师课程所属院(系、部)计算机学院教师答题时间53预计平均分75预计及格率95%卷面题型名词解释填空题选择题判断题简答题教师答题时间051550卷面题型综合论述证明题问答题计算题其它教师答题时间1501300考核类型三基类一般综合型综合型百分比50%20%30%审核意见(教研室主任填写)材料完备性纸质试卷电子试卷评阅标准及考核说明规范检查审核项目及要求很好较好一般差命题指导语明确、规范题目分值标注准确、规范打印清晰、规范题型多样性卷面考核知识点对指导性培养计划的覆盖率高试卷广度覆盖本学期教学内容试题体现了对学生掌握知识和技能的要求试题体现了对应用型人才培养的要求每套试卷中,试题份量与难易程度相当,试卷间无重复情况试卷内容与近两年试题无重复情况审核结果综合评价及意见 教研室主任(签字): 年 月 日教学单位审批意见 学院(部)领导(签字): 年 月 日使用记录该试卷用于 年 月 日 : : 考试 印制份数:考务人员(签字): 年 月 日注:1、一卷一份。2、“院管课程”试卷印制须连同考试安排表一并上报。3、每套试卷必须经过审批后方用于考核,审核、审批意见必须明确。教研室审核结果综合评价及意见应从内容的科学性、表达的准确性、难易程度等方面进行审核。考研复试面试不用担心,凯程考研有系统的专业课内容培训,日常问题培训,还要进行三次以上的模拟面试,还有对应的复试面试题库,你提前准备好里面的问题答案,确保你能够在面试上游刃有余,很多老师问题都是我们在模拟面试准备过的。project work, cadres, cadres selection and other aspects of a total of 19, further defined the direction of rectification, enhancing the pertinence and effectiveness of democratic life. Good for this meeting, we requested the Standing Committee of the municipal party Committee, municipal Secretary General Tang Wenjin, the City Commission for discipline inspection Standing Committee Yang Xu, Jiang Jixue, Deputy Director of the personnel office, and other leading comrades present guidance allows us to warm applause for their welcome and thanks! Below, I first District Committee member of the 20XX team annual democratic meeting implementation of the corrective measures, as well as member of the team and of my own report guidelines for the implementation of the independent Commission against corruption statement invited leaders and comrades criticism. First, annual party on the 20XX team, Member of democratic life action plan implementation year 20XX, district democratic meeting a member of the team on study and practice the scientific Outlook on development theme, find a project supporting strong enough, the industry well enough, urban construction management level needs to be improved, livelihood improvement needs to be strengthened, district team itself, such as the five aspects. Year of 20XX, we find out the problems mentioned above, based on actual Shunqing construction and development, conscientiously sum up improvements, achieving significant development results and effectiveness of their work. (A) highlight the project handle, maintain high growth of investment. Adhere to the strategy as a Foundation, carrying out projects to promote increased stamina important. One is to increase the intensity of projects towards. Actively seek national and provincial policy support, superior special transfer payments, a variety of additional income will top 700 million Yuan, a number of key infrastructure projects, livelihood projects, industrial projects into the cage. Second, increasing the project attracts. This year a total of 23 signed a major project, of which 14 billion project, China Metallurgical group, vanke group, Guangdong hengda group, Taiwan Ruentex group, on the RI group, Shenzhen Kaisa, jifeng agricultural machinery, Mercedes-Benz, Audi 4S store and other large enterprises and projects have settled in Shunqing. Third, strengthen project construction. Annual implementation focus project 39 a, fixed assets investment total will breakthrough 12 billion yuan, created district yilai history high, South door dam, and five in shop old city transformation, and Ying China industrial concentrated district construction, and city main road construction, and Northeast steam Trade Center, and modern farmers industry Park, and vocational education city, and low rental, and also room construction, and features blocks build, and farmers market transformation, and rural version Street transformation, focus engineering speed up implementation, effectiveness obviously. Expected to be achieved this year, area-wide GDP 17 billion- 1 -线订装线攀枝花学院考试试卷2008 2009 学年度第 二 学期操作系统试卷(A卷)适用年级专业:2006级计算机科学与技术专业考 试 形 式:( )开卷、( )闭卷二级学院: 行政班级: 学 号: 教 学 班: 任课教师: 姓 名: 注:学生在答题前,请将以上内容完整、准确填写,填写不清者,成绩不计。共 五 大题 54 小题。答案请直接写在试卷上!题号一二三四五总分统分人得分得分阅卷人一、单项选择题(30 小题,每小题1分,共30分 请在备选答案中选出一个正确答案,并将其字母填入下表,填在其它地方不计分。)1234567891011121314151617181920212223242526272829301、( )不是实时系统的基本特征。A、安全性B、公平响应C、实时性D、高可靠2、正在运行的进程在信号量S上作P操作之后,当S)个进程,则系统中最不可能的是有( )个进程处于死锁状态。A、B、C、D、()22、在Windows XP中,当用户处于等待状态时,鼠标指针呈( )型。A、双箭头B、单箭头C、沙漏或双漏斗D、I字23、对于两个并发进程,设互斥信号量为mutex,若mutex=0,则( )A、表示没有进程进入临界区B、表示有一个进程进入临界区C、表示有一个进程进入临界区,另一个进程等待进入D、表示有两个进程进入临界区24、在操作系统中,处理机负责对进程进行管理和调度,对系统中的信息进行管理的部分通常称为( )。A、数据库系统B、软件系统C、文件系统D、检索系统25、系统中进程的创建一般由( )调用进程创建原语来创建。A、父进程B、子进程C、进程本身D、号进程26、如果一个程序为多个进程所共享,那么该程序的代码在执行的过程中不能被修改,即程序应该是( )A、可置换码B、可重入码C、可改变码D、可再现码27、文件系统中,打开文件系统调用的基本操作是( )。A、把文件信息从辅存读到内存B、把文件的控制管理信息从辅存读到内存C、把文件的FAT表信息从辅存读到内存D、把磁盘的超级块从辅存读到内存28、文件路径名是指( )A、文件名和文件扩展名B、一系列的目录文件名和该文件的文件名C、从根目录到该文件所经历的路径中各符号名的集合D、目录文件名和文件名的集会29、如果I/O设备与存储设备进行数据交换不经过CPU来完成,这种数据交换方式是( )A、程序查询B、中断方式C、DMA方式D、无条件存取方式30、下列进程状态变化中,( )变化是不可能发生的。A、运行就绪B、运行等待C、等待运行D、等待就绪得分阅卷人二、填空题(8 小题,每空 1 分,共10分 准确简明)1、常用的资源分配策略有优先调度和( )算法。2、P操作可以使进程由运行状态变为( )状态。3、文件系统中的链接技术,指的是在( )之间进行链接。4、操作系统是由一组资源管理程序组成的,其中( )是对于软件资源的管理。5、文件目录采用树型结构而不采用简单表结构的最主要原因是( )。6、多道运行的特征之一是微观上串行,它的含意是( )。7、当采用资源有序分配方法时,它破坏了产生死锁的四个必要条件中的( )条件。8、在某请求分页存储管理系统中,其逻辑地址的低12位表示页内位移,高20位表示页号,物理地址中的高10位表示物理块号,则该系统内存物理块的大小为( ),内存容量为( ),虚拟地址空间大小为( )。得分阅卷人三、判断题(10 小题,每小题1分,共10分 正确打,错误打,在下表中做标记,填在其它地方不计分。)123456789101、( )系统调用功能是由硬件实现的。2、( )虚拟设备技术是将独占设备改造为共享设备的技术。3、( )死锁是指两个或多个进程都处于互等状态而无法继续工作。4、( )串联文件结构不仅适合于顺序存取,而且也适合于随机存取。5、( )单CPU系统中,一个处于等待状态的进程一旦分配了CPU,即进入运行状态。6、( )驱动程序与I/O设备的特性紧密相关,因此应为每一I/O设备配备一个驱动程序。7、( )当采用有序资源分配方法预防死锁时,它破坏了产生死锁的四个必要条件中的部分分配条件。8、( )UNIX系统的进程状态变迁中,进程从运行状态转换为在内存中就绪状态的原因是时间片到。9、( )操作系统提供文件系统服务后,用户可按名存取文件,故用户使用的文件必须有不同的名字。10、( )在几乎所有的程序执行中,在一段时间内,CPU总是集中地访问程序中的某一部分,而不是随机地对程序所有部分具有平均访问的概率。得分阅卷人四、问答题(4 小题,共20 分 简明扼要)1、输入输出控制的主要功能是什么? (3 分) 2、某系统采用分页存储管理,设计如下:页面大小为 4KB ,允许用户虚地址空间最大为 16 页,允许系统物理内存最多为 512个内存块。试问该系统虚地址寄存器和物理地址寄存器的长度各是多少位?作必要的说明。 (10 分) 3、用户在使用文件之前必须要做打开文件的操作,为什么 ? (4 分 ) 4、为什么进程在进入临界区之前,应先执行进入区代码,在退出临界区后又执行退出区代码? (3 分 )得分阅卷人五、综合应用题(2 小题,共 30 分)1、在一请求分页系统中,某程序在一个时间段内有如下的存储器引用: 12 、 351 、 190 、 90 、 430 、30 、 550 (以上数字为虚存的逻辑地址)。假定内存中每块的大小为 100B ,系统分配给该作业的内存块数为 3 块。回答如下问题: (15 分 ) 、对于以上的存储器引用序列,给出其页面走向。 (5 分 ) 、设程序开始运行时,已装入第 0 页。 在先进先出页面置换算法和最久未使用页面置换算法 (LRU 算法 )下,分别画出每次访问时该程序的内存页面情况;并给出缺页中断次数。 (10 分 )2、在银行家算法中,某时刻出现下述资源分配情况: (15 分 )ProcessAllocationNeedAvailableP01,2,6,60,1,2,02,8,5,6P11,3,2,42,9,8,4P22,5,8,82,3,5,6P32,3,5,21,8,8,6P41,2,4,80,6,5,6试问:此时,如果进程P3提出请求:Request3(1,4,3,5)后,系统能否将资源分配给它?请详细描述算法过程。- 9 -
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