Data Communications
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Questions and Answers

Which of the following is a required reading for Module 3?

  • Data Communications and Networks (correct)
  • Math 5 & Math 6
  • Schaum's outline of college algebra chapters 6–8
  • Assignment 5

    • When is Assignment 6 due?

  • Tuesday, October 17 at 6:00 AM ET (correct)
  • Tuesday, October 10 at 6:00 AM ET
  • Tuesday, October 11 from 8:00 to 9:15 PM ET
  • Tuesday, October 17 at 6:00 AM ET (correct)

    • When does the Module 3 Discussion Question postings end?

  • Tuesday, October 10 at 6:00 AM ET (correct)
  • Tuesday, October 11 from 8:00 to 9:15 PM ET
  • Tuesday, October 17 at 6:00 AM ET
  • Wednesday, October 11 from 8:00 to 9:15 PM ET

    • When is the Math Quiz 5 due?

    <p>Tuesday, October 10 at 6:00 AM ET</p> Signup and view all the answers

    When is the Live Classroom session on October 11?

    <p>Wednesday, October 11 from 8:00 to 9:15 PM ET</p> Signup and view all the answers

    Which part of a PDU contains the actual data being transferred?

    <p>Payload or Data Field</p> Signup and view all the answers

    What is the purpose of the header in a PDU?

    <p>To contain addressing information</p> Signup and view all the answers

    Which part of a PDU is optional and often not used?

    <p>Trailer</p> Signup and view all the answers

    What information can headers in a PDU contain?

    <p>Source and destination addresses</p> Signup and view all the answers

    What is the purpose of the trailer in a PDU?

    <p>To determine if the PDU has been transmitted correctly</p> Signup and view all the answers

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