A technician is deploying a new SSID for an industrial control system. The control devices require the network
to use encryption that employs TKIP and a symmetrical password to connect. Which of the following should the
technician configure to ensure compatibility with the control devices?


A. WPA2-Enterprise
B. WPA-Enterprise
C. WPA-PSK
D. WPA2-PSK

An engineer recently decided to upgrade the firmware on a router. During the upgrade, the help desk received
calls about a network outage, and a critical ticket was opened. The network manager would like to create a
policy to prevent this from happening in the future. Which of the following documents should the manager
create?


A. Change management
B. Incident response
C. Standard operating procedure
D. System life cycle

Given the following information:

Which of the following would cause performance degradation between PC A and PC B?

A. Attenuation
B. Interference
C. Decibel loss
D. Incorrect pinout

While walking from the parking lot to an access-controlled door, an employee sees an authorized user open the
door. Then the employee notices that another person catches the door before it closes and goes inside. Which
of the following attacks is taking place?


A. Tailgating
B. Piggybacking
C. Shoulder surfing
D. Phishing

Which of the following will reduce routing table lookups by performing packet forwarding decisions
independently of the network layer header?


A. MPLS
B. mGRE
C. EIGRP
D. VRRP

An employee working in a warehouse facility is experiencing interruptions in mobile applications while walking
around the facility. According to a recent site survey, the WLAN comprises autonomous APs that are directly
connected to the internet, providing adequate signal coverage. Which of the following is the BEST solution to
improve network stability?


A. Implement client roaming using an extended service deployment employing a wireless controller.
B. Remove omnidirectional antennas and adopt a directional bridge.
C. Ensure all APs of the warehouse support MIMO and Wi-Fi 4.
D. Verify that the level of EIRP power settings is set to the maximum permitted by regulations.

A security engineer is installing a new IDS on the network. The engineer has asked a network administrator to
ensure all traffic entering and leaving the router interface is available for the IDS. Which of the following should
the network administrator do?


A. Install a network tap for the IDS.
B. Configure ACLs to route traffic to the IDS.
C. Install an additional NIC into the IDS.
D. Install a loopback adapter for the IDS.
E. Add an additional route on the router for the IDS.

An employee reports to a network administrator that internet access is not working. Which of the following
should the administrator do FIRST?


A. Establish a theory of probable cause.
B. Identify symptoms.
C. Determine if anything has changed.
D. Ask the user to restart the computer.

A user calls the help desk to report being unable to reach a file server. The technician logs in to the user's
computer and verifies that pings fail to respond back when trying to reach the file server. Which of the following
would BEST help the technician verify whether the file server is reachable?


A. netstat
B. ipconfig
C. nslookup
D. traceroute

Which of the following commands can be used to display the IP address, subnet address, gateway address,
and DNS address on a Windows computer?


A. netstat -a
B. ifconfig
C. ip addr
D. ipconfig /all