A company wants to only allow incoming HTTP and HTTPS traffic on their public wireless network. Which of the following port numbers should be the only allowed open ports on the firewall to accomplish this? (Select TWO).

A chief information Officer (CIO) tasks the network engineer with protecting the network from outside attacks. Placing which of the following devices on the network perimeter would provide the MOST security for the system?

A network technician has just configured NAC for connections using Cat 6 cables. However, none of the Windows clients can connect to the network.
Which of the following components should the technician check on the Windows workstations?
(Choose two.)

A server administrator needs to perform a backup of all files on the server but does not have enough time overnight. The administrator can perform a backup of all files on weekends and wants to choose another backup for during the week that will provide the fastest restore if there is a need. Which of the following will provide the FASTEST restoration of files?

Lisa, an administrator, has set up an 802.11n wireless network. Users with 802.11n laptops have reported that speeds are slow. After testing, Lisa determines that users max out at 802.11g speeds. Which of the following would MOST likely fix this issue?