Across
1
Function that calls itself
6
Interface for software to communicate
7
Input device with letter and number keys
8
Wired networking technology
10
Device that directs network traffic
11
Display screen for a computer
12
Temporary computer memory
Down
2
Smallest unit of a digital image
3
Computer that provides services to others
4
Global computer network
5
Computer model of a real-world system
9
Encode data to keep it secure
13
Process of finding and fixing code errors