3.6 Questions-Chapter 3

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You can take this quiz online at http://www.net-intro.com/quiz/

  1. When using a WiFi network to talk to the Internet, where does your computer send its packets?
    a) A gateway
    b) A satellite
    c) A cell phone tower32
    CHAPTER 3. LINK LAYER
    d) The Internet Central Office
  2. How is the link/physical address for a network device assigned?
    a) By the cell tower
    b) Internet Assignment Numbers Authority (IANA)
    c) manufacturer of the link equipment
    d) government
  3. Which of these is a link address?
    a) 0f:2a:b3:1f:b3:1a
    b) 192.168.3.14
    c) www.khanacademy.com
    d) @drchuck
  4. How does your computer find the gateway on a WiFi network?
    a) It has a gateway address installed by the manufacturer
    b) It broadcasts a request for the address of the gateway
    c) It repeatedly sends a message to all possible gateway ad-
    dresses until it finds one that works
    d) The user must enter the gateway address by hand
  5. When your computer wants to send data across WiFi, what is the first thing it must do?
    a) Listen to see if other computers are sending data
    b) Just start sending the data
    c) Send a message to the gateway asking for permission to
    transmit
    d) Wait until informed that it is your turn to transmit
  6. What does a WiFi-connected workstation do when it tries to send data and senses a collision has happened?
    a) Keep sending the message so part of the message makes it
    through
    b) Wait until told by the gateway that the collision is over
    c) Immediately restart transmitting the message at the beginning
    d) Stop transmitting and wait a random amount of time before restarting
  7. When a station wants to send data across a “token”-style network, what is the first thing it must do?
    a) Listen to see if other computers are sending data
    b) Just start sending the data
    c) Send a message to the gateway asking for permission to transmit
    d) Wait until informed that it is your turn to transmit

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