Across
1
Device that directs network traffic
5
Computer model of a real-world system
6
Interface for software to communicate
7
Pointer on a computer screen
8
Data type with true or false values
Down
2
Encode data to keep it secure
3
Display screen for a computer
4
Program to access the internet
8
Unit of digital information equal to 8 bits
9
Step-by-step problem-solving method
10
Global computer network
11
Function that calls itself
12
Set of instructions for a computer