单项选择题

The user must interact with the（）in order to accomplish task.

A．printer
B．memory
C．CPU
D．operating system

<上一题目录下一题>

热门试题

单项选择题

（）are designed to manage large bodies of information.

A．I/O ports
B．Printers
C．Database system
D．Keyboards

单项选择题

（）provides a data path between the CPU and external devices.

A．Keyboard
B．I/O port
C．Disk
D．Printer

相关试题