横向
1
Security system blocking unauthorized access
5
Process of finding and fixing code errors
6
Conversion of data into secret code
7
Computer model of a real-world system
9
Computer that provides services to others
10
Storage location for code
11
Point where user interacts with system
纵向
2
Display screen for a computer
3
Function that calls itself
4
Convert code into executable program
8
Physical components of a computer
12
Data type with true or false values
13
Capacity of a data connection