横向
1
Point where user interacts with system
7
Portable personal computer
9
Temporary computer memory
10
Process of finding and fixing code errors
纵向
2
Information processed by a computer
3
Software designed to harm computers
4
Smallest unit of a digital image
5
Input device with letter and number keys
6
Instructions written for a computer
8
Short-range wireless technology
11
Display screen for a computer
12
Computer model of a real-world system