横向
1
Set of instructions for a computer
4
Ordered collection of data elements
5
Request for information from a database
7
Program to access the internet
9
Connected group of computers
纵向
2
Physical components of a computer
3
Encode data to keep it secure
6
Software designed to harm computers
8
Convert code into executable program
10
Computer that provides services to others
11
Conversion of data into secret code