问题
单项选择题
A ( ) consists of the symbols, characters, and usage rules that permit people to communicate with computer.
A.programming language
B.network
C.keyboard
D.display
答案
参考答案:A
A ( ) consists of the symbols, characters, and usage rules that permit people to communicate with computer.
A.programming language
B.network
C.keyboard
D.display
参考答案:A