ITN Module 6 Quiz -- Data Link Layer

What is another name for the OSI data link layer?

• L2
• L7
• L6
• L5
• L4

The IEEE 802 LAN/MAN data link layer consists of which two sublayers? (Choose two.)

• Network Control Protocol
• Logical Link Control
• Media Access Control
• Link Control Protocol

What is the responsibility of the MAC sublayer?

• Provide L3 addressing information to the Type field
• Provide a method to get the frame on and off the media
• Provide sequence numbers to track segments
• Provide routing information to deliver a frame

What L2 function does a router perform? (choose 3)

• accepts a frame from media
• de-encapsulates the frame
• puts the frame on and off the media
• encapsulates the packet into a new frame
• performs error checking

Which organization defines standards for the network access layer (i.e., the OSI physical and data link layers)?

• Cisco
• IANA
• IEEE
• IETF

Which topology displays networking device layer IP addresses?

• logical
• physical
• ring
• star
• bus

What kind of network would use point-to-point, hub and spoke, or mesh topologies?

• PAN
• LAN
• WLAN
• WAN

Which LAN topology is a hybrid topology?

• extended star
• physical
• logical
• ring
• star

Which communication method is used in WLANs?

• full duplex
• half duplex
• simplex

Which media access control method is used in legacy Ethernet LANs?

• CSMA/CD
• CSMA/CA
• OSPF
• DHCP