Across
1
Ordered collection of data elements
3
Instructions written for a computer
4
Process of finding and fixing code errors
6
Computer model of a real-world system
8
Online data storage and computing
10
Temporary computer memory
11
Rules for data communication
Down
2
Security system blocking unauthorized access
3
Main processor of a computer
5
Step-by-step problem-solving method
7
Device that directs network traffic
9
Smallest unit of digital data