横向
1
Input device with letter and number keys
4
Convert code into executable program
5
Computer model of a real-world system
9
Temporary storage for fast access
纵向
2
Programs and applications on a computer
3
Organized collection of stored data
6
Request for information from a database
7
Information processed by a computer
8
Security system blocking unauthorized access
10
Ordered collection of data elements
11
Point where user interacts with system