横向
1
Computer that provides services to others
4
Point where user interacts with system
5
Organized collection of stored data
6
Series of commands for a computer
10
Wireless internet connection
12
Display screen for a computer
纵向
1
Computer model of a real-world system
2
Rules for data communication
3
Step-by-step problem-solving method
7
Collection of web pages
8
Portable personal computer
9
Programming language for web browsers
11
Global computer network