Podcast
Questions and Answers
What does the Logical Link Control (LLC) sublayer provide in the data-link layer?
What does the Logical Link Control (LLC) sublayer provide in the data-link layer?
- Maintains a table of MAC addresses
- Independence from existing technologies (correct)
- Transitions down to the physical layer
- Determines the physical media access
How are MAC addresses used in the data-link layer?
How are MAC addresses used in the data-link layer?
- To provide independence from existing technologies
- To identify Layer 3 protocols
- To maintain a table of device addresses (correct)
- To control physical media access
What is the purpose of the Media Access Control (MAC) sublayer?
What is the purpose of the Media Access Control (MAC) sublayer?
- Provides independence from existing technologies
- Transitions up to the network layer
- Determines the physical media access
- Defines MAC addresses (correct)
How do computers in an Ethernet LAN determine when to send data frames?
How do computers in an Ethernet LAN determine when to send data frames?
What is the role of the Logical Link Control (LLC) header in the encapsulation process?
What is the role of the Logical Link Control (LLC) header in the encapsulation process?
Why is carrier sense multiple access collision detect (CSMA/CD) used in Ethernet LANs?
Why is carrier sense multiple access collision detect (CSMA/CD) used in Ethernet LANs?
What type of networks are LANs?
What type of networks are LANs?
What do LANs connect within a limited geographic area?
What do LANs connect within a limited geographic area?
Which organization originally developed Ethernet?
Which organization originally developed Ethernet?
What was the original name for Ethernet due to the cable's thickness?
What was the original name for Ethernet due to the cable's thickness?
What updated standard for Ethernet was referred to as Ethernet II?
What updated standard for Ethernet was referred to as Ethernet II?
Which professional organization defines network standards, including LAN standards?
Which professional organization defines network standards, including LAN standards?
