Across
1
Rules for data communication
5
Temporary computer memory
6
Display screen for a computer
7
Capacity of a data connection
8
Security system blocking unauthorized access
11
Computer that provides services to others
Down
2
Conversion of data into secret code
3
Reusable block of code
4
Point where user interacts with system
9
Connected group of computers
10
Input device with letter and number keys
12
Smallest unit of a digital image