横向
1
Point where user interacts with system
6
Pointer on a computer screen
7
Request for information from a database
9
Main processor of a computer
10
Computer that provides services to others
11
Wireless internet connection
纵向
2
Ordered collection of data elements
3
Display screen for a computer
4
Information processed by a computer
5
Device that directs network traffic
6
Convert code into executable program
8
Global computer network