Across
1
Programs and applications on a computer
6
Function that calls itself
7
Security system blocking unauthorized access
8
Physical components of a computer
Down
2
Ordered collection of data elements
3
Instructions written for a computer
4
Moving images created digitally
5
Smallest unit of a digital image
9
Connected group of computers
10
Computer model of a real-world system
11
Set of instructions for a computer
12
Short-range wireless technology