横向
1
Wireless internet connection
4
Temporary computer memory
5
Named storage location in code
8
Connected group of computers
9
Instructions written for a computer
12
Online data storage and computing
纵向
2
Global computer network
3
Point where user interacts with system
6
Information processed by a computer
6
Organized collection of stored data
7
Storage medium for digital data
10
Capacity of a data connection
11
Security system blocking unauthorized access