Across
1
Instructions written for a computer
4
Security system blocking unauthorized access
5
Set of instructions for a computer
6
Collection of web pages
8
Process of finding and fixing code errors
9
Request for information from a database
11
Connected group of computers
Down
2
Conversion of data into secret code
3
Unit of digital information equal to 8 bits
7
Computer model of a real-world system
10
Convert code into executable program