Across
1
Conversion of data into secret code
6
Error in computer code
7
Global computer network
8
Program to access the internet
Down
2
Security system blocking unauthorized access
3
Computer model of a real-world system
4
Computer that provides services to others
5
Convert code into executable program
9
Series of commands for a computer
10
Input device with letter and number keys
11
Request for information from a database