Data Communication and Computer Networks - Functions of OSI and TCP/IP Layers
51. Which one of the following statements is FALSE?
- Option : A
- Explanation : TCP guarantees a minimum communication rate.
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52. In TCP, a unique sequence number assigned to each
- Option : A
- Explanation : In TCP, a unique sequence number is assigned to each byte.
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53. In the TCP/IP protocol suite, which one of the following is NOT part of the IP header?
- Option : D
- Explanation : In IPv4 header format Destination port filed is not available.
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- Option : C
- Explanation : Total IP overhead is 120 bytes.
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- Option : B
- Explanation : In slow-start phase, for each ACK, the sender
increases the current transmit window by
Maximum Segment Size (MSS).
As per question, a packet consists of 2000 bytes and that can be taken as MSS. So, after two ACKs, current transmit window
= 4000 + 2000 + 2000
= 8000
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