[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fCZ8jPT12gQxCBnVDAvJoDQNQoLY2hKZzuSbqre3mcWE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2023-12-10 11:15:27",112593654,[8,9,10,11],"减低Cache 的缺失损失","提高Cache 的命中率","减低CPU 平均访问时间","减少指令流水线资源冲突",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},24,"a92bda64808761e839b850093a79922f","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7e2d5ad53be3d12aacc56ee37db405b7.jpg","计算机组成原理","work_31367754","课堂作业:制作特殊风景照片","采用指令Cache 与数据Cache 分离的主要目的是",[21,32,41,50,57,66,75,84,93,102],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],112593637,[25,26,27,28],"1","2","4","5","假设某计算机按字编址,Cache 有4 个行,Cache 和主存之间交换的块大小为1个字.若Cache 的内容初始为空,采用2 路组相联映射方式和LRU 替换算法,当访问的主存地址依次为0,4,8,2,0,6,8,6,4,8 时,命中Cache 的次数是","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],112593638,[36,37,38,39],"8004、8008","8002、8007","8001、8008","8000、8004","某计算机使用4 体交叉存储器,假定在存储器总线上出现的主存地址(十进制)序列为8005,8006,8007,8008,8001,8002,8003,8004,8000,则可能发生发生缓存冲突的地址对是",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],112593639,[45,46,47,48],"64,16","16,64","64,8","16,16","某SRAM 芯片,其存储容量为64K&times;16 位,该芯片的地址线和数据线数目为",{"answer":51,"createTime":5,"id":52,"options":53,"question":56,"source":30,"type":31},[],112593641,[54,26,27,55],"0","6","某计算机的cache 共有16 行,采用2 路组相联映射方式(即每组2 行).每个主存块大小为32 字节,按字节编址.主存135 号单元所在主存块应装入到的cache 组号是( )",{"answer":58,"createTime":5,"id":59,"options":60,"question":65,"source":30,"type":31},[],112593644,[61,62,63,64],"00 0100 0100 1101","01 0001 0001 1010","10 1000 1111 1000","11 0100 1110 1000","某32 位计算机的Cache 容量为16KB, Cache 行的大小为16B, 若主存与Cache 地址映像采用直接映像方式,则主存地址为0x1234E8F8 的单元装入Cache 的地址是",{"answer":67,"createTime":5,"id":68,"options":69,"question":74,"source":30,"type":31},[],112593647,[70,71,72,73],"146K","147K","148K","158K","假定主存地址为32 位,按字节编址,主存和Cache 之间采用直接映射方式,主存块大小为4 个字,每字32 位,采用回写方式,则能存放4K 字数据的Cache 的总容量的位数至少是",{"answer":76,"createTime":5,"id":77,"options":78,"question":83,"source":30,"type":31},[],112593650,[79,80,81,82],"SRAM","SDRAM","ROM","FLASH","下列存储器中,在工作期间需要周期性刷新的是",{"answer":85,"createTime":5,"id":86,"options":87,"question":92,"source":30,"type":31},[],112593652,[88,89,90,91],"减少主机箱的体积","解决容量、速度、价格三者之间的矛盾","存储大量数据方便","操作方便","计算机的存储器采用分级方式是为了",{"answer":94,"createTime":5,"id":95,"options":96,"question":101,"source":30,"type":31},[],112593653,[97,98,99,100],"4M","3M","2M","1M","某计算机字长32 位,存储容量为4MB,若按半字编址,它的寻址范围是",{"answer":103,"createTime":5,"id":6,"options":104,"question":19,"source":30,"type":31},[],[8,9,10,11]]