Across
1
Request for information from a database
2
Smallest unit of digital data
3
Computer model of a real-world system
5
Point where user interacts with system
12
Portable personal computer
Down
2
Data type with true or false values
4
Unit of digital information equal to 8 bits
6
Software designed to harm computers
7
Storage medium for digital data
8
Collection of web pages
9
Short-range wireless technology
10
Rules for data communication
11
Encode data to keep it secure