Networking Quiz 2222

An administrator defined a local user account with a secret password on router R1 for use with SSH. Which three additional steps are required to configure R1 to accept only encrypted SSH connections? (Choose three.)

• Configure the IP domain name on the router.

• Generate the SSH keys.

• Generate two-way pre-shared keys.

• Enable inbound vty SSH sessions.

• Configure DNS on the router.

Which two functions are performed at the MAC sublayer of the OSI Data Link Layer to facilitate Ethernet communication? (Choose two.)

• handles communication between upper layer networking software and Ethernet NIC hardware

• implements trailer with frame check sequence for error detection

• places information in the Ethernet frame that identifies which network layer protocol is being encapsulated by the frame

• implements a process to delimit fields within an Ethernet 2 frame

• adds Ethernet control information to network protocol data

An IPv6 enabled device sends a data packet with the destination address of FF02::2. What is the target of this packet?​

• all IPv6 enabled devices on the local link​

• all IPv6 DHCP servers​

• all IPv6 enabled devices across the network​

• all IPv6 configured routers on the local link​

What are the three parts of an IPv6 global unicast address? (Choose three.)

• subnet ID

• subnet mask

• broadcast address

• global routing prefix

• interface ID

A network administrator is designing the layout of a new wireless network. Which three areas of concern should be accounted for when building a wireless network? (Choose three.)

• packet collision

• extensive cabling

• coverage area

• interference

• security

A new network administrator has been asked to enter a banner message on a Cisco device. What is the fastest way a network administrator could test whether the banner is properly configured?

• Enter CTRL-Z at the privileged mode prompt.

• Exit global configuration mode.

• Power cycle the device.

• Reboot the device.

• Exit privileged EXEC mode and press Enter .

What method is used to manage contention-based access on a wireless network?

• token passing

• CSMA/CA

• priority ordering

• CSMA/CD

What is a function of the data link layer?

• provides the formatting of data

• provides end-to-end delivery of data between hosts

• provides delivery of data between two applications

• provides for the exchange of frames over a common local media

What is the purpose of the TCP sliding window?

• to ensure that segments arrive in order at the destination

• to end communication when data transmission is complete

• to inform a source to retransmit data from a specific point forward

• to request that a source decrease the rate at which it transmits data

What characteristic describes spyware?

• a network device that filters access and traffic coming into a network

• software that is installed on a user device and collects information about the user

• an attack that slows or crashes a device or network service

• the use of stolen credentials to access private data