横向
1
Input device with letter and number keys
4
Function that calls itself
5
Wired networking technology
6
Request for information from a database
纵向
2
Physical components of a computer
3
Point where user interacts with system
7
Display screen for a computer
8
Rules for data communication
9
Connected group of computers
10
Reusable block of code
11
Data type with true or false values