Host A is transmitting data to host B on a TCP connection. What is the purpose of the ACK sent by host B?

Question

Options

• AThe ACK tells the host A that host B wishes to establish a session.
• BThe ACK tells host A the sequence number of the segment that was just received by host
• CThe ACK tells host A the sequence number of the next segment that host B expects to see.
• DThe ACK is flow control from host B and tells host A to reduce its transmission rate.

• A
  3% (2)
• B
  8% (5)
• C
  84% (53)
• D
  5% (3)

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