软考（中级） - 数据库系统工程师

不定项选择题

All computers need some sort of(71)(OS). Tile majority of modem home computers use some form. of Microsofts OS. The original Microsoft OS was called DOS though most computers use Windows. Windows comes in various versions beginning with(72)x then 95, 98, ME and currently XP. A few computers use IBMs O/SApples Mac uses their own OS beginning with OS I though most modem Macs use version x or x. Apples latest version is OS 10.x. In the past large companies and institutions would have an OS design exclusively for them but as the Commercial OS become more sophisticated the benefits of this practice is becoming less apparent. Some computer professionals,(73)(ISP)and(74)computer users use an OS such as UNIX(or a variant such as Linux), Windows NT or 2000(Win2k)or one of the other network or(75)based OS.

A. Operated System
B. Operated System
C. Operating System
D. Operation System

不定项选择题

A. 控制器
B. 编码器
C. 处理器
D. 操作系统

不定项选择题

A. OODBS
B. ORDBS
C. DDBS
D. ODBS

不定项选择题

A. 可行性研究
B. 需求分析
C. 概要设计
D. 详细设计

不定项选择题

A. 磁盘、磁盘
B. 内存、内存
C. 磁盘、内存
D. 内存、磁盘

单选题

A. 多处理机、多级存储器和互联网络
B. 流水结构、高级缓存和精简指令集
C. 微指令、虚拟存储和：I/O通道
D. 资源重复、资源共享和时间重叠

单选题

A. 10KBps
B. 20KBps
C. 40KBps
D. 80KBps

不定项选择题

A. 1
B. 2
C. 3
D. 4
E. 0

单选题

A. 就绪进程被调度
B. 运行进程执行了P操作
C. 发生了阻塞进程等待的事件
D. 运行进程的时间片到了

不定项选择题

A. 前者比后者所占用的存储空间更大
B. 前者需要两个目录项，后者只需要一个目录项
C. 前者存取文件的速度快，后者存取文件的速度慢
D. 前者改变与某个名字相联系的文件时，另一个名字相连的文件也改变；后者的另一个副本不改变