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2 - The medium access control of point - to - point links is the responsibility of the data link layer. ( T ) 3
The medium access control of pointtopoint links is the responsibility of the data link layer.
One of the disadvantages of the star topology is that it has a single point of failure.
The network layer in a sender machine interacts with the data link layer in the same machine by exchanging protocol data units PDUs
The DSL or optical fiber eLife Internet connection from your home to Etisalat can be considered a pointto point WAN. T
If computers are connected to each other using a bus topology, we can say that there are pointtopoint links connecting them together.
In the Internet model, the presentation layer is responsible for machineindependent representation of data.
The data flow between a computer's mouse and the computer central processing unit CPU is simplex.
Q Choose the correct answer
I Over a pointtopoint communication link, if a frame is received with an error, the error should be discovered and corrected at
a the data link layer
b the transport Layer
c all of the above
If nodes are connected in a network with a mesh topology, the number of links in the network is
a
b higher than
c less than or equal to
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