横向
1
Organized collection of stored data
5
Rules for data communication
7
Wireless internet connection
8
Encode data to keep it secure
9
Collection of web pages
11
Computer model of a real-world system
12
Online data storage and computing
纵向
2
Computer that provides services to others
3
Program to access the internet
4
Series of commands for a computer
6
Software designed to harm computers
10
Ordered collection of data elements