Across
1
Pointer on a computer screen
3
Main processor of a computer
4
Interface for software to communicate
7
Wired networking technology
Down
2
Reusable block of code
5
Computer model of a real-world system
6
Global computer network
8
Point where user interacts with system
9
Physical components of a computer
10
Short-range wireless technology
11
Process of finding and fixing code errors