Across
1
Security system blocking unauthorized access
4
Smallest unit of digital data
5
Wired networking technology
8
Physical components of a computer
9
Process of finding and fixing code errors
11
Instructions written for a computer
Down
2
Moving images created digitally
3
Smallest unit of a digital image
6
Input device with letter and number keys
7
Connected group of computers
10
Conversion of data into secret code
12
Online data storage and computing