横向
1
Programs and applications on a computer
3
Series of commands for a computer
5
Device that directs network traffic
7
Information processed by a computer
8
Function that calls itself
10
Instructions written for a computer
纵向
2
Input device with letter and number keys
3
Computer model of a real-world system
4
Wired networking technology
6
Global computer network
9
Rules for data communication
