Across
1
Security system blocking unauthorized access
4
Short-range wireless technology
6
Display screen for a computer
7
Temporary storage for fast access
10
Process of finding and fixing code errors
12
Reusable block of code
Down
2
Online data storage and computing
3
Computer that provides services to others
4
Program to access the internet
5
Point where user interacts with system
8
Rules for data communication
9
Capacity of a data connection
11
Function that calls itself