Across
1
Main processor of a computer
3
Program to access the internet
4
Device that directs network traffic
5
Collection of web pages
6
Computer model of a real-world system
10
Series of commands for a computer
Down
2
Function that calls itself
7
Instructions written for a computer
8
Smallest unit of digital data
9
Security system blocking unauthorized access
11
Named storage location in code
12
Interface for software to communicate