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Frame Type Identification in Networking

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Questions and Answers

What is the purpose of the frame header in a LAN technology standard?

To specify the type of data carried in the frame
To carry the payload
To synchronize the receiver
To provide address and other identifying information (correct)

What is the primary issue with broadcast frames in a network?

They are not restricted to specific destinations.
They consume computational resources and interrupt the CPU. (correct)
They are not forwarded to the CPU automatically.
They are not compatible with system software.

What is the main difference between explicit and implicit frame types?

The size of the frame header
The way the identifying value is included in the frame (correct)
The type of data carried in the frame
The format of the payload

What is the purpose of multicasting in a network?

To reduce CPU time waste by restricting frame delivery. (A) Signup and view all the answers

What is the purpose of the CRC field in the Ethernet frame format?

To provide a 32-bit CRC code for error detection (B) Signup and view all the answers

What determines which frames are accepted by interface hardware in multicasting?

The multicast address programmed into the interface hardware. (B) Signup and view all the answers

What is the purpose of the preamble in the Ethernet frame format?

To provide receiver synchronization (C) Signup and view all the answers

What is the benefit of multicasting for computers not running a particular application?

They do not waste resources processing unnecessary frames. (B) Signup and view all the answers

What is the purpose of encoding the data type in a frame?

To ensure interoperability and universally agree upon the format (A) Signup and view all the answers

What is required for the destination to interpret frame data?

Some clue about how to interpret the frame data. (B) Signup and view all the answers

What is the purpose of the LLC portion in the SNAP/LLC format?

To indicate the SNAP field to follow (D) Signup and view all the answers

What type of frames does interface hardware accept in multicasting?

Multicast frames, broadcast frames, and frames destined to the station itself. (B) Signup and view all the answers