横向
1
Input device with letter and number keys
5
Connected group of computers
6
Named storage location in code
7
Computer model of a real-world system
8
Encode data to keep it secure
11
Organized collection of stored data
纵向
2
Programs and applications on a computer
3
Physical components of a computer
4
Online data storage and computing
9
Smallest unit of digital data
10
Ordered collection of data elements
12
Capacity of a data connection