横向
1
Programs and applications on a computer
4
Online data storage and computing
8
Conversion of data into secret code
9
Request for information from a database
10
Information processed by a computer
11
Encode data to keep it secure
13
Wired networking technology
纵向
2
Smallest unit of digital data
3
Rules for data communication
5
Physical components of a computer
6
Global computer network
7
Organized collection of stored data
12
Ordered collection of data elements