横向
1
Data type with true or false values
6
Smallest unit of a digital image
7
Programs and applications on a computer
8
Encode data to keep it secure
10
Device that directs network traffic
纵向
2
Input device with letter and number keys
3
Function that calls itself
4
Security system blocking unauthorized access
5
Reusable block of code
9
Short-range wireless technology
11
Conversion of data into secret code