Across
1
Input device with letter and number keys
4
Encode data to keep it secure
6
Rules for data communication
7
Smallest unit of a digital image
Down
2
Temporary storage for fast access
3
Interface for software to communicate
5
Short-range wireless technology
8
Capacity of a data connection
9
Ordered collection of data elements
10
Computer that provides services to others
11
Step-by-step problem-solving method
12
Instructions written for a computer
13
Security system blocking unauthorized access