横向
1
Series of commands for a computer
5
Function that calls itself
6
Named storage location in code
7
Request for information from a database
8
Encode data to keep it secure
10
Point where user interacts with system
纵向
2
Program to access the internet
3
Storage medium for digital data
4
Reusable block of code
9
Instructions written for a computer
11
Rules for data communication