Question

Which of these prevents outsiders from hacking into a computer system?

A. Firewalls
B. Software back-up
C. Information encryption
D. Video cameras

Answer 1

Firewalls

Step-by-step explanation:

Because, video cameras don't do much if its online. Information encryption is self explanatory. Because that could also confuse YOU and YOUR co-workers. Software back-up is out of the question.

Answer 2

A. Firewalls

Step-by-step explanation:

Took the test and guessed it correctly