横向
1
Series of commands for a computer
5
Named storage location in code
6
Storage location for code
7
Point where user interacts with system
10
Interface for software to communicate
纵向
2
Function that calls itself
3
Device that directs network traffic
4
Smallest unit of a digital image
8
Software designed to harm computers
9
Organized collection of stored data
11
Set of instructions for a computer
12
Computer model of a real-world system