横向
1
Reusable block of code
5
Online data storage and computing
7
Convert code into executable program
8
Named storage location in code
10
Rules for data communication
纵向
1
Security system blocking unauthorized access
2
Main processor of a computer
3
Point where user interacts with system
4
Conversion of data into secret code
6
Request for information from a database
9
Software designed to harm computers