ITC544 Computer Organization And Architecture - Assessment item 4 - Assignment 2 - Network Protocols, SDLC & ITSM

Task

Total marks: 30

Answer the following questions:

1. A station running TCP/IP needs to transfer a file to a host. The file contains 1024 bytes. How many bytes, including all of the TCP/IP overhead, would be sent, assuming a payload size of 128 bytes and both systems are running IPv4? (Also assume that the three-way handshake and window size negotiation have been completed and that no errors occur during transmission.)

i) what is the protocol overhead (stated as a percentage)? [3 marks]

ii) perform the same calculation, this time assuming that both clients are using IPv6. [2 marks]

2.  IP is a connection-less protocol, whereas TCP is connection-oriented. How can these two protocols coexist in the same protocol stack? [4 marks]

3. Mention one advantage and one disadvantage of Agile method. [4 marks]

4. Compare and contrast the Agile method and Evolutionary software development process. Explain with an example. [4 marks]

5. Analyse the uniqueness of Apple design process. [4 marks]

6. Describe three reasons for a project failure. [5 marks]

7. Your company owns several software and asked you to manage them within company budget constraints. What will be your goals? [4 marks]

Rationale

This assessment task will assess the following learning outcome/s:

  • be able to discuss the features of various software development methodologies.
  • be able to discuss and analyse fundamental networking concepts, protocols and standards.
  • be able to discuss the principle lifecycle phases of an information system, from requirements and acquisition through to operation and maintenance.
  • be able to compare and contrast the role of IT service management frameworks, policies and compliance issues.
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