Across
1
Security system blocking unauthorized access
2
Encode data to keep it secure
5
Short-range wireless technology
11
Set of instructions for a computer
Down
2
Wired networking technology
3
Portable personal computer
4
Step-by-step problem-solving method
6
Main processor of a computer
7
Rules for data communication
8
Pointer on a computer screen
9
Process of finding and fixing code errors
10
Data type with true or false values
12
Display screen for a computer