横向
1
Data type with true or false values
4
Wired networking technology
6
Computer model of a real-world system
8
Ordered collection of data elements
10
Storage medium for digital data
11
Step-by-step problem-solving method
纵向
2
Security system blocking unauthorized access
3
Global computer network
5
Device that directs network traffic
7
Main processor of a computer
9
Convert code into executable program
12
Encode data to keep it secure