横向
1
Online data storage and computing
3
Programs and applications on a computer
4
Encode data to keep it secure
7
Function that calls itself
8
Display screen for a computer
9
Connected group of computers
10
Temporary computer memory
11
Pointer on a computer screen
纵向
2
Set of instructions for a computer
5
Request for information from a database
6
Global computer network
12
Input device with letter and number keys