A network technician has configured a new firewall with a rule to deny UDP traffic. Users
have reported that they are unable to access Internet websites. The technician verifies this
using the IP address of a popular website. Which of the following is the MOST likely cause of
the error?

Which of the following protocols can be found at the application layer?

A network technician has been notified that several PCs are infected and are sending spam
emails. The technician wants to add a rule to the firewall to prevent the sending of emails
from the internal network. Which of the following rules will prevent this?

Users report that there Internet connection is slow. The network technician has a suspicion
that users are streaming video and music. Which of the following would BEST confirm the
technician’s theory?

A technician wants to limit access to a wireless network to company owned laptops, but
does not want to use an encryption method. Which of the following methods would be BEST
to accomplish this?

A technician is at a client’s site to figure out an intermittent network problem. The technician
has implemented the solution. Which of the following is the NEXT step in the troubleshooting
methodology?

Which of the following wireless technologies can support the GREATEST distance on either
2.4GHz or 5GHz frequencies?