[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$feaad0uKhRbYrx7ZyAvPpyMS0e3m9QD82bzfTnZXqSI8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-05-25 16:51:01",190714356,[8,9,10,11],"紧密偶合型多机系统中,处理器不仅有自己的专用主存,还可以和其它处理器一起共享系统主存","松散偶合型多机系统,各处理器之间依靠高速通信链路交互数据","松散偶合型多机系统中,任何一个处理器都可以和其它处理器一起共享全局主存","紧密偶合型多机系统中,各处理器之间也像松散耦合多机系统一样依靠高速总线相互传输数据",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},30,"1a101637780760fa3c911941aac3a8cc","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb066914081c4bdd0fef85aaa3dcb306f.png","计算机组成原理","work_41020626","单元测验 -【第1章】","下列对多机系统进行描述的各项中,错误的是( )",[21,32,41,50,59,68,77,86,95,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],190714348,[25,26,27,28],"存储器采用的是磁芯存储器","中央处理器把运算器和控制器做在同一个芯片中","基本元器件为体积很大的真空电子管","采用的是冯若依曼体系结构","对于第一台电子数字计算机ENIAC,下列描述正确的是( ) 111","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],190714349,[36,37,38,39],"采用二进制代码来表示各类信息","首次提出了存储程序的思想","他首次提出了把计算机划分为5个主要部件的结构方案","提出了指令的并行执行思路","冯诺依曼关于现代计算机体系的理论贡献中,最重要的一点是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],190714350,[45,46,47,48],"第一台微型计算机MCS-4,由intel公司1971年研制成功","天河系列超级计算机,属于松散偶合型大型多机系统","第一台严格意义上的电子计算机,是1946年在宾西法尼亚大学研制成功","现代计算机的体系架构,已经彻底不采用冯诺依曼体系","下列关于计算机的描述,错误的是( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],190714351,[54,55,56,57],"大型晶体管计算机109乙","大型晶体管计算机109丙","银河系列巨型计算机","天河系列的超级计算机","我国的计算机起步较晚,为国防科技作出了重大贡献并被誉为"功勋计算机"是( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],190714352,[63,64,65,66],"操作系统是计算机软硬件层次的分界面","计算机系统主要由软件和硬件构成,两者互为依托和补充","指令系统是计算机软硬件层次的分界面","计算机的软硬件功能是逻辑等价的,因此某些软硬件模块可以固化或者软化","下列关于计算机软硬件系统描述,其中错误的是( )",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],190714353,[72,73,74,75],"指令字的长度","数据字的长度","内部寄存器的位宽度","总线的位宽度","通常,计算机的机器字长是由下列因素来确定( )",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],190714354,[81,82,83,84],"外频也就是系统时钟的频率,也是CPU的工作频率","计算机外围设备的工作频率和计算机的外频没有任何关系","CPU的主频越高,CPU执行指令的速度也就越快","CPU的工作频率就是CPU主频,它决定了CPU执行每一步操作的工作频率","下列关于计算机中"频率"的几个概念描述,其中正确的是( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],190714355,[90,91,92,93],"只有0、1两种表达符号,便于用户直接识读","能用数字逻辑技术进行处理","抗干扰能力强,可靠性高","物理器件上容易实现信息的表示与存储","下列对计算机中的信息进行数字化表示的各项描述中, 错误的是( )",{"answer":96,"createTime":5,"id":6,"options":97,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],190714357,[102,103,104,105],"CPU执行T1时,指令的执行速度约为400MIPS","CPU执行T2时,指令的执行速度约为200MIPS","如果一段程序中只有T1类型指令(占60%)和T2类型指令(占40%),则指令的执行速度约为286MIPS","以上各项全部正确","已知CPU主频是1.6GHz,某类指令T1的CPI=4,T2的CPI=8,下列关于MIPS的描述,正确的是( )"]