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ITEC Home Work

ITEC Home Work.

I’m stuck on a Computer Science question and need an explanation.

  • You do NOT need to include the instructions or the questions in your document. You should simply number your answers as a link to the question.

Do not plagiarize – your paper will be run through Turnitin (maximum similarity index allowed is 15%!). Do not copy verbatim what is in the discussion forums or online.

  • Indicate in which of the OSI layer (or layers) the following items operate and justify your answers.
  • What are the common features that Ethernet and WLAN have and what are their differences?
  • Explain the following modulation terminologies and include their advantages and disadvantages:
    • Frequency Modulation
  • Explain why the current telephone network has evolved from a circuit-switched network to a packet switched network.
    • Live video stream
    • Email
    • Satellite pictures
    • Tax data
    • Online gaming
  • Describe possible security issues that may affect the following Network Layer protocols:
    • Domain Name System (DNS)
    • Dynamic Host Configuration Protocol (DHCP)
    • Internet Control Message Protocol (ICMP).
  • Describe how SOAP and XML interact in web applications.
  • Compare and contrast Relational Database (RDB) technology to Object Database (ODB) systems.
  • Discuss how Big Data can be applied to network management operations.
  • Compare and contrast SOA and Cloud Computing.

a.Repeaters and hubs






g.Flow control


i.Error detection and recovery

j.Formatting of application data

  1. Amplitude Modulation
  2. Phase Modulation

d.Pulse Modulation

5.Compare and contrast TCP and UDP and then discuss which protocol you would use in the following applications:

ITEC Home Work