横向
1
Portable personal computer
5
Device that directs network traffic
6
Temporary storage for fast access
7
Information processed by a computer
纵向
2
Reusable block of code
3
Rules for data communication
4
Encode data to keep it secure
4
Conversion of data into secret code
5
Temporary computer memory
8
Programs and applications on a computer
9
Ordered collection of data elements