横向
1
Reusable block of code
5
Collection of web pages
8
Organized collection of stored data
9
Storage location for code
纵向
1
Security system blocking unauthorized access
2
Data type with true or false values
3
Smallest unit of digital data
4
Function that calls itself
6
Instructions written for a computer
7
Storage medium for digital data
10
Input device with letter and number keys
11
Unit of digital information equal to 8 bits
12
Software designed to harm computers