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2. During echoing…

  • You stand in a cave and your voice is reflected back to you
  • The most significant bit is used to identify whether data has been sent inaccurately through either odd or even parity
  • The total of all of the data that has been received is sent to the computer that originally sent the data to identify if any inaccuracies were made during the transmission of the data
  • Data is resent back to the computer of which originally sent the data to compare so to whether the data was send inaccuratly
  • A second cable is used to create a constant echoing loop of any data sent such that the data that is being sent it constantly being checked if any errors have been made

3. Which of these is the correct definition of serial in the context of serial/parallel transmission

  • Data is sent in a bit stream, one bit after another
  • A bowl of cornflakes
  • When each byte is sent simultaneously down a cable containing several wires
  • The alternative to packet switching
  • A type of file

4. Which of these is NOT part of the data that makes up a packet?

  • Source Address
  • Destination Address
  • Route Address
  • The actual data being transmitted
  • Packet Sequence

5. HTTP stands for Hypertext Terminal Protocol.

  • False
  • True
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