横向
1
Online data storage and computing
5
Global computer network
6
Named storage location in code
8
Security system blocking unauthorized access
10
Set of instructions for a computer
12
Point where user interacts with system
纵向
2
Encode data to keep it secure
3
Information processed by a computer
3
Organized collection of stored data
4
Instructions written for a computer
7
Input device with letter and number keys
8
Reusable block of code
9
Capacity of a data connection
11
Connected group of computers