Free 4A0-100 Exam Braindumps (page: 17)

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What is the basic unit of framing in SDH and the bit rate for its transmission?

  1. STM-1 with a bit rate of 1.544 Mbit/s
  2. STM-1 with a bit rate of 2.048 Mbit/s
  3. STM-1 with a bit rate of 51.84 Mbit/s
  4. STM-1 with a bit rate of 155.52 Mbit/s

Answer(s): D



Which of the following are examples of Time Division Multiplexing (Choose two)?

  1. Ethernet.
  2. Token-Ring.
  3. SONET/SDH.
  4. E1 carrier.
  5. PPP

Answer(s): C,D



How many DS-3 frames can be transported in an OC-3 frame?

  1. 1
  2. 2
  3. 3
  4. 4

Answer(s): C



Who was responsible for developing and publishing the original standard that was used for 10 Mbit/s Ethernet?

  1. Intel Corporation.
  2. Digital Equipment Corporation.
  3. DEC-Intel-Xerox.
  4. Apple Computer.
  5. IBM.

Answer(s): C






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