横向
1
Online data storage and computing
4
Wired networking technology
5
Reusable block of code
7
Global computer network
纵向
2
Device that directs network traffic
3
Encode data to keep it secure
6
Storage location for code
8
Series of commands for a computer
9
Input device with letter and number keys
10
Programming language for web browsers
11
Physical components of a computer
12
Set of instructions for a computer