Across
1
Input device with letter and number keys
4
Series of commands for a computer
5
Conversion of data into secret code
7
Request for information from a database
11
Encode data to keep it secure
Down
2
Unit of digital information equal to 8 bits
3
Point where user interacts with system
6
Display screen for a computer
8
Error in computer code
9
Rules for data communication
10
Short-range wireless technology