横向
1
Ordered collection of data elements
4
Instructions written for a computer
5
Online data storage and computing
6
Encode data to keep it secure
7
Portable personal computer
11
Display screen for a computer
纵向
2
Conversion of data into secret code
3
Set of instructions for a computer
8
Global computer network
9
Connected group of computers
10
Input device with letter and number keys
12
Rules for data communication