Across
1
Data type with true or false values
4
Instructions written for a computer
5
Point where user interacts with system
10
Global computer network
11
Device that directs network traffic
12
Encode data to keep it secure
Down
2
Pointer on a computer screen
3
Set of instructions for a computer
6
Software designed to harm computers
7
Conversion of data into secret code
8
Programs and applications on a computer
9
Input device with letter and number keys