Across
1
Function that calls itself
4
Request for information from a database
5
Unit of digital information equal to 8 bits
8
Collection of web pages
9
Wired networking technology
10
Pointer on a computer screen
Down
2
Computer that provides services to others
3
Computer model of a real-world system
6
Smallest unit of a digital image
7
Connected group of computers
11
Rules for data communication
12
Main processor of a computer