横向
1
Security system blocking unauthorized access
6
Information processed by a computer
7
Temporary storage for fast access
8
Series of commands for a computer
10
Collection of web pages
11
Request for information from a database
12
Set of instructions for a computer
纵向
2
Unit of digital information equal to 8 bits
3
Capacity of a data connection
4
Programming language for web browsers
5
Online data storage and computing
8
Computer that provides services to others
9
Physical components of a computer