横向
1
Rules for data communication
5
Reusable block of code
8
Wired networking technology
9
Programs and applications on a computer
11
Pointer on a computer screen
纵向
2
Global computer network
3
Computer model of a real-world system
4
Encode data to keep it secure
6
Convert code into executable program
7
Information processed by a computer
10
Error in computer code
12
Ordered collection of data elements