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 (B)</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 (D)</p> Signup and view all the answers

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

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

What is the purpose of the header in a PDU?

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

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

<p>Trailer (A)</p> Signup and view all the answers

What information can headers in a PDU contain?

<p>Source and destination addresses (C)</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 (A)</p> Signup and view all the answers

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