Coursera | Introduction to the Internet of Things and Embedded Systems

Module 4 Quiz

Module 4 Quiz >> Introduction to the Internet of Things and Embedded Systems

1. What protocols are required for Internet communication?

  • TCP or UDP/IP
  • Ethernet/Token Ring
  • HTTP/Ethernet
  • FTP/HTTP

2. Which network device copies packets onto all ports?

  • router
  • hub
  • switch
  • bridge

3. What is the protocol associated with the world wide web?

  • HTTP
  • FTP
  • TCP
  • SMTP

4. A MANET protocol is likely to differ from a typical LAN protocol because a MANET protocol will

  • ensure greater connectivity than a typical LAN protocol.
  • have higher bandwidth than a typical LAN protocol.
  • consume less power than a typical LAN protocol.
  • support more nodes than a typical LAN protocol.

5. The function of a packet header is to

  • contain packet information generated by a protocol layer.
  • mark the ending of the previous packet.
  • store an encrypted version of the packet’s contents.
  • all of the above.

6. A packet sniffer is a tool that can be used to record local traffic on a network.

  • True
  • False

7. A hub can be used to communicate between two LANs with different protocols.

  • True
  • False

8.In the HTTP protocol, a request message is sent by a web client to a web server.

  • True
  • False

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