Across
1
Reusable block of code
4
Interface for software to communicate
5
Organized collection of stored data
7
Function that calls itself
8
Connected group of computers
11
Step-by-step problem-solving method
Down
1
Security system blocking unauthorized access
2
Display screen for a computer
3
Series of commands for a computer
6
Input device with letter and number keys
9
Smallest unit of digital data
10
Physical components of a computer