横向
1
Information processed by a computer
4
Rules for data communication
5
Collection of web pages
8
Ordered collection of data elements
10
Encode data to keep it secure
11
Convert code into executable program
纵向
2
Instructions written for a computer
3
Display screen for a computer
6
Input device with letter and number keys
7
Point where user interacts with system
9
Series of commands for a computer