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Q: Acknowledgments, sequencing , and flow control are characteristics  of which OSI layer?

  • 1
    Layer 2
  • 2
    Layer 3
  • 3
    Layer 4
  • 4
    Lawer 7
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Answer : 3. "Layer 4"
Explanation :

Answer: C) Layer 4 Explanation: A reliable Transport layer connection uses acknowledgments to make sure all data is transmitted and received reliably. A reliable connection is defined by a virtual circuit that uses acknowledgments, sequencing, and flow control, which are characteristics of the transport layer.

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