横向
1
Storage medium for digital data
4
Device that directs network traffic
5
Process of finding and fixing code errors
6
Encode data to keep it secure
7
Input device with letter and number keys
8
Series of commands for a computer
9
Set of instructions for a computer
纵向
2
Point where user interacts with system
3
Online data storage and computing
10
Interface for software to communicate
11
Connected group of computers
12
Portable personal computer