单项选择题

A（）is a named momory block . By using its name, we can refer to the data stored in the memory block.

A．word
B．record
C．program
D．variable

<上一题 目录 下一题>
热门 试题

单项选择题
In computer sience , a data（）is a way of storing data in a computer so that it can be used efficiently.

A．record
B．file
C．structure
D．pool
单项选择题
The（）is a combination of keys that allows the user to activate a program function without clicking a series of menus options.

A．shortcut-key
B．quick-key
C．fast-key
D．rapid-key
相关试题