[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f6UGDpXBEyrYAwfu27ei27h9mbcr2acBKPIv9QUKunwQ":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":16,"related":17,"source":27,"type":34},[],"2023-05-10 04:25:24",34255420,[8,9],"对","错",{"courseId":11,"courseImg":12,"courseName":13,"workId":14,"workName":15},"1000011004","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd3f66ab891abf58f139d41228b8453f3.jpg","[共享课]操作系统","22710679","操作系统教程考试","设备分配应保证设备有高的利用率并应注意避免死锁.( )",[18,29,35,40,45,50,59,62,72,83],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],34255343,[22,23,24,25],"寄存器","高速缓冲存储器","主存储器","辅助存储器","处理器不能直接访问的存储器是( )","v2",0,{"answer":30,"createTime":5,"id":31,"options":32,"question":33,"source":27,"type":34},[],34255347,[8,9],"通道指令和一般机器的指令没有什么不同.( )",3,{"answer":36,"createTime":5,"id":37,"options":38,"question":39,"source":27,"type":34},[],34255356,[8,9],"在UNIX系统中,键盘、终端、打印机等以块为单位组织和处理信息的设备称为块设备;而磁盘、磁带等以字符为单位组织和处理信息的设备称为字符.( )",{"answer":41,"createTime":5,"id":42,"options":43,"question":44,"source":27,"type":34},[],34255365,[8,9],"操作系统处理死锁,只要采用预防、解除、检测、避免之中的一种就足够了.( )",{"answer":46,"createTime":5,"id":47,"options":48,"question":49,"source":27,"type":34},[],34255370,[8,9],"设备驱动程序是控制设备动作的核心模块,如设备的打开、关闭、读、写等,用来控制设备上数据的传输.( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":27,"type":28},[],34255404,[54,55,56,57],"DCT","COCT","SDT","CHCT","下述设备分配用数据结构中的( )在整个系统中只有一张",{"answer":60,"createTime":5,"id":6,"options":61,"question":16,"source":27,"type":34},[],[8,9],{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":27,"type":71},[],34255458,[66,67,68,69],"提高了CPU的速度","提高了I\u002F0速度","独占设备改造为共享设备","实现了虚拟设备功能","SPOOLing系统的特性包括( )",1,{"answer":73,"createTime":5,"id":74,"options":75,"question":82,"source":27,"type":71},[],34255486,[76,77,78,79,80,81],"可以实现有意义的共享","用户可以使用覆盖技术","方便地址转换","程序不需要连续的内存","可以实现动态链接","可以给不同段赋予不同存取权","分段管理的主要优点有( )",{"answer":84,"createTime":5,"id":85,"options":86,"question":92,"source":27,"type":71},[],34255494,[87,88,89,90,91],"页式的逻辑地址是连续的,段式的逻辑地址可以不连续","页式的地址是一维的,段式的地址是二维的","分页是操作系统进行,分段是用户确定","各页可以分散存放在主存,每段必须占用连续的主存空间","页式采用静态重定位方式,段式采用动态重定位方式","段式和页式存储管理的地址结构很类似,但是它们之间有实质上的不同,表现为( )"]