Practice Quiz

CompTIA A+ 220-701/702 Practice Exam - Question List

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71. Which of the following is NOT a feature of the TCP protocol?
  1. Provides hardware address to IP address resolution.
  2. Assures reliable delivery.
  3. It is connection oriented.
  4. Uses sockets and ports to exchange data between applications.
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72. Which of the following describes the difference between a network hub and a network switch?
  1. Hubs repeat all traffic; switches analyze and intelligently direct the traffic.
  2. Hubs intelligently direct traffic; switches repeat all traffic.
  3. A switch has an uplink port to add another switch for expansion. This is absent in a hub.
  4. A hub has an uplink port to add another hub for expansion. This is absent in a switch.
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73. Jack reports that when the phone rings in his house, the wireless on laptops becomes disconnected. Which of the following could be the most likely cause?
  1. The cordless phones are 2.4Ghz which interferes with wireless.
  2. The cordless phones are plugged into same outlet as the router.
  3. The cordless phones are 5.8Ghz which interferes with wireless.
  4. The cordless phones are plugged into the RJ11 jack.
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74. You are upgrading your company’s infrastructure by implementing a video conferencing setup and have begun to experience network degradation. You have determined that a hub is causing the bottleneck. Which of these network devices should you replace your hub with?
  1. Switch
  2. Amplifier
  3. Repeater
  4. Router
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75. Identify the command that displays the following output:
  1. Tracert
  2. Ping
  3. Ipconfig
  4. Nslookup
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