Across
1
Pointer on a computer screen
4
Global computer network
5
Step-by-step problem-solving method
6
Reusable block of code
Down
2
Connected group of computers
3
Portable personal computer
4
Point where user interacts with system
7
Security system blocking unauthorized access
8
Set of instructions for a computer
9
Computer model of a real-world system
10
Wired networking technology