Across
1
Main processor of a computer
3
Data type with true or false values
4
Rules for data communication
5
Global computer network
9
Short-range wireless technology
10
Set of instructions for a computer
11
Point where user interacts with system
Down
2
Reusable block of code
6
Storage location for code
7
Encode data to keep it secure
8
Device that directs network traffic
