A network administrator received a report stating a critical vulnerability was detected on an application that is
exposed to the internet. Which of the following is the appropriate NEXT step?


A. Check for the existence of a known exploit in order to assess the risk.
B. Immediately shut down the vulnerable application server.
C. Install a network access control agent on the server.
D. Deploy a new server to host the application.

Two users on a LAN establish a video call. Which of the following OSI model layers ensures the initiation,
coordination, and termination of the call?


A. Session
B. Physical
C. Transport
D. Data link

Which of the following is the IEEE link cost for a Fast Ethernet interface in STP calculations?


A. 2
B. 4
C. 19
D. 100

A device is connected to a managed Layer 3 network switch. The MAC address of the device is known, but the
static IP address assigned to the device is not. Which of the following features of a Layer 3 network switch
should be used to determine the IPv4 address of the device?


A. MAC table
B. Neighbor Discovery Protocol
C. ARP table
D. IPConfig
E. ACL table

A network technician needs to ensure that all files on a company's network can be moved in a safe and
protected manner without interception from someone who is not the intended recipient. Which of the following
would allow the network technician to meet these requirements?


A. FTP
B. TFTP
C. SMTP
D. SFTP

Which of the following can have multiple VLAN interfaces?


A. Hub
B. Layer 3 switch
C. Bridge
D. Load balancer

A security administrator is trying to prevent incorrect IP addresses from being assigned to clients on the
network. Which of the following would MOST likely prevent this and allow the network to continue to operate?


A. Configuring DHCP snooping on the switch
B. Preventing broadcast messages leaving the client network
C. Blocking ports 67/68 on the client network
D. Enabling port security on access ports

Which of the following would MOST likely utilize PoE?


A. A camera
B. A printer
C. A hub
D. A modem

Which of the following provides guidance to an employee about restricting non-business access to the
company's videoconferencing solution?


A. Acceptable use policy
B. Data loss prevention
C. Remote access policy
D. Standard operating procedure

Which of the following connector types would be used to connect to the demarcation point and provide network
access to a cable modem?


A. F-type
B. RJ45
C. LC
D. RJ11