Question 65

CS2NAT2 marksNeeds review
It is necessary to design a link-layer protocol between two hosts that are directly connected over a lossless link of length 300 kilometers. Assume that the link bandwidth is

bits per second and that the propagation delay in the link is 5 nanoseconds per meter. Every transmitted data byte is assigned a unique sequence number.
Let

be the minimum number of bits needed for the sequence number field in the protocol header such that
i. the sequence numbers do not wrap around before 60 seconds, and ii. the maximum utilization of the link is achieved.
The value of

is ______. (answer in integer)

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2026CS2

GATE CSE 2026 · Paper 2

Computer Science and Information Technology · Original paper archive

Section
Section CS2
Question type
Numerical answer (NAT)
Marks
2 marks

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