Across
1
Rules for data communication
5
Wireless internet connection
7
Temporary computer memory
9
Computer that provides services to others
11
Encode data to keep it secure
12
Connected group of computers
Down
2
Data type with true or false values
3
Interface for software to communicate
4
Pointer on a computer screen
6
Step-by-step problem-solving method
8
Storage location for code
10
Function that calls itself
13
Physical components of a computer