横向
1
Error in computer code
3
Interface for software to communicate
4
Point where user interacts with system
9
Portable personal computer
11
Computer that provides services to others
纵向
2
Set of instructions for a computer
5
Computer model of a real-world system
6
Conversion of data into secret code
7
Wired networking technology
8
Function that calls itself
10
Wireless internet connection