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“Total length” field in UDP packet header is the length of _________

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“Total length” field in UDP packet header is the length of _________

(a) Only UDP header

(b) Only data

(c) Only checksum

(d) UDP header plus data

I had been asked this question during an online interview.

This interesting question is from UDP topic in section Transport Layer of Computer Network

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Right option is (d) UDP header plus data

For explanation: Total length is the 16 bit field which contains the length of UDP header and the data. The maximum value of the Total length field and the maximum size of a UDP datagram is 65,535 bytes (8 byte header + 65,527 bytes of data).

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