10 Questions
What is the role of the data link layer?
Reliably move a message from one computer over one circuit to the next computer
Which sublayer of the data link layer is the connection to the network layer above it?
Logical link control (LLC) sublayer
What does the media access control (MAC) sublayer control?
The physical hardware
What are the three functions of the data link protocol?
Controls when computers transmit, detects and corrects transmission errors, identifies the start and end of a message
What does the logical link control (LLC) sublayer do?
Connects to the network layer above it
What is the main responsibility of the data link layer?
Reliably move a message from one computer over one circuit to the next computer
What is the role of the media access control (MAC) sublayer?
Control the physical hardware
What are the three functions of the data link protocol?
Controls when computers transmit, detects and corrects transmission errors, identifies the start and end of a message
What does the logical link control (LLC) sublayer do?
The data link layer's connection to the network layer above it
What is one of the key responsibilities of the media access control (MAC) sublayer?
Both sender and receiver have to agree on protocols for communication
Test your knowledge of the data link layer with this quiz covering its role, access control methods, error prevention techniques, and commonly used protocols.
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