横向
1
Point where user interacts with system
7
Encode data to keep it secure
9
Temporary computer memory
10
Convert code into executable program
11
Data type with true or false values
纵向
2
Storage medium for digital data
3
Display screen for a computer
4
Reusable block of code
5
Device that directs network traffic
6
Series of commands for a computer
8
Computer that provides services to others