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Exam structure and tips

This guide outlines the exam structure and preparation tips for MSc candidates. The exam comprises four questions, from which you must answer two, with an emphasis on detailed critique, evaluation, and explanation related to network protocols, multimedia streaming, and cloud computing. Utilize module materials, library resources, and recommended readings for effective revision. Each question should be approached methodically, with recommended time allocations for each section. Structure your answers clearly, avoid unnecessary rambling, and ensure time for reviewing responses to minimize errors.

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Exam structure and tips

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  1. Exam structure and tips • The questions require written answers • diagrams where appropriate or asked for • Need to show “MSc” understanding/detail/critique /evaluate/explain/comment of the subject matter • You need to be able to “discuss; explain; compare and contrast; comment; explain the reasons” as regards the questions

  2. Revision - How? • Use the : • module PowerPoint's slides • module practical links and assignment work • module schedule reading recommendations • Computing and Computer Weekly articles – library resources • You do need to show some depth of reading/evidence of reading/investigation

  3. Exam structure • There are four questions on the paper • You are required to answer TWO questions • All questions carry equal marks (25 marks) • Each question in three parts • 12 marks ≈ 25 minutes • 8 marks ≈ 17 minutes • 5 marks ≈ 10 minutes

  4. Q1: OSI and TCP/IP suites • Functionality of each layer of TCP/IP protocol suite • Examples of protocol and addresses at each layer • Encapsulation process • OSI vs. TCP/IP • Ref: • http://www.yale.edu/pclt/COMM/TCPIP.HTM • http://cisco.com/univercd/cc/td/doc/product/iaabu/centri4/user/scf4ap1.htm

  5. Q2: Applications and protocols • DNS and HTTP • Features • Interactions • TCP and UDP • The connection methods • Reliability • Application areas • TCP Congestion control and quality of service

  6. Q3: Multimedia Networking • Web server streaming (e.g. YouTube) vs Media server streaming (e.g. BBC Internet Radio) • Different types of web server streaming • Connection protocols • Connection speed • Unicasting and Multicasting • What are they? • Application areas and cases • Streaming transport protocols • TCP Vs UDP

  7. Q4:Cloud computing and security • Networks and cloud computing • http://en.wikipedia.org/wiki/Cloud_computing • http://www.theregister.co.uk/2008/03/26/ibm_autonomic/ • FTP methods security and connections issues • http://www.raditha.com/php/ftp/security.php • http://en.wikipedia.org/wiki/File_Transfer_Protocol#Security_problems • HTTP and TCP connection

  8. Tips • Structure your answer • Don’t ramble • Answer the question! • 2 hours • Spend about 55 minutes on each question • These times include quickly structuring the answer and reading the question • Leave 5/10 minutes at end of exam for a quick check through for common mistakes • Spelling, omission, confusion, reversal

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