Across
1
Computer model of a real-world system
7
Request for information from a database
8
Named storage location in code
9
Software designed to harm computers
10
Rules for data communication
11
Main processor of a computer
12
Computer that provides services to others
13
Function that calls itself
Down
2
Set of instructions for a computer
3
Step-by-step problem-solving method
4
Pointer on a computer screen
5
Conversion of data into secret code
6
Instructions written for a computer
14
Connected group of computers