Across
1
Instructions written for a computer
3
Storage medium for digital data
4
Storage location for code
5
Input device with letter and number keys
9
Reusable block of code
Down
2
Program to access the internet
6
Security system blocking unauthorized access
7
Named storage location in code
8
Point where user interacts with system
10
Computer that provides services to others
11
Step-by-step problem-solving method
12
Main processor of a computer