Across
1
Step-by-step problem-solving method
4
Series of commands for a computer
5
Program to access the internet
6
Wired networking technology
8
Rules for data communication
13
Point where user interacts with system
Down
2
Display screen for a computer
3
Device that directs network traffic
7
Encode data to keep it secure
9
Smallest unit of a digital image
10
Software designed to harm computers
11
Connected group of computers
12
Portable personal computer