Karen, a network technician, is installing an 802.11n network. Which of the following should Karen
enable to ensure that the network only allows 802.11n clients?

Joe, a technician, needs multiple networks, high speeds, and redundancy on a system. Which of the
following configurations should Joe consider for these requirements? (Select TWO).

Joe, a technician, was requested to change the wireless channel a WAP was operating on. Which of
the following would be a valid reason for the change?

A new wiring closet is setup to serve users in the east wing of a campus. Equipment is moved from
the old closet, 50 feet (15 meters) away, and installed in the new closet. Users immediately begin
reporting intermittent connectivity issues with both corporate and Internet resources. Which of the
following is the MOST likely cause?

After a recent generator test, several users are reporting network connectivity issues. Joe, the
network technician, is unable to connect via SSH to the main switch. Which of the following is the
MOST likely cause of the connectivity issue?

During a disaster recovery test, several billing representatives need to be temporarily setup to take
payments from customers. It has been determined that this will need to occur over a wireless
network, with security being enforced where possible. Which of the following configurations should
be used in this scenario?

Kurt, a network technician, is trying to set up a SOHO network to allow Internet connectivity for all
employees based on the following hardware:
4 computers with LAN and wireless cards
1 router with 3 LAN ports
2 Ethernet cables
1 cable modem
The manager would like as many of the computers as possible to be physically connected, instead of
using wireless. Which of the following scenarios would meet this requirement based on the
equipment available?

Karen, a network administrator, has made changes to the DHCP leasing setup for a given network
and is expecting all devices to recognize the changes shortly. However, after a full week, none of the
machines on the company network are grabbing new addresses with the new lease time. Which of
the following is the problem?

Sandy, a technician, is asked to install a wireless network for two neighboring buildings. Which of the
following wireless signals will MOST easily penetrate obstructions, such as walls and doors?

A small office has created an annex in an adjacent office space just 20 feet (6 meters) away. Karen, a
network administrator, is assigned to provide connectivity between the existing office and the new
office. Which of the following solutions provides the MOST security from third party tampering?