Case 9-1 Melissa Is the Network Administrator for a Small Publishing Company.As

Multiple Choice

Case 9-1
Melissa is the network administrator for a small publishing company.As network administrator,she is in charge of maintaining the security of all the computers that are part of the company's network.
-One of the first items that Melissa installed was a(n) ____,which checks all incoming and outgoing traffic and only allows authorized traffic to pass through.

A) botnet
B) firewall
C) IPS
D) encryption algorithm