Across
1
Physical components of a computer
2
Unit of digital information equal to 8 bits
5
Security system blocking unauthorized access
7
Connected group of computers
9
Main processor of a computer
12
Smallest unit of digital data
13
Interface for software to communicate
Down
2
Data type with true or false values
3
Temporary computer memory
4
Collection of web pages
6
Storage medium for digital data
8
Point where user interacts with system
9
Instructions written for a computer
10
Computer model of a real-world system
11
Storage location for code