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Question 1
(a) what are the two limitations of static packet filtering? Explain why each limitation is bad.
(b) A firm has the following firewall policy: Employee access to Internet servers should be unrestricted and external clients should only be able to access the firm's public webserver, https://www.csu.edu.au. The firm also has a finance server that should only be accessible to people in the finance department. The server and the finance departments are all on the internal subnet 137.13.2.4. The firm has a single large site. How would you implement this policy? Create both a firewall architecture and ACLs for the border firewall for both internal and external connection-opening attempts.
A typical signal sequence in synchronous connection contains significant amount of information in addition to just intended message or data.
From RFC 1034, DNS domain names are composed of labels. Are there any labels which nodes are not allowed to allot to their data? If so, what are they?
Demonstrate the tradeoffs between Big Bang versus slower ERP implementation approaches that allow time for organizational learning.
discuss in about 500 words, if the centre and the patients are going to benefit from the planned NBN. You need to discuss the advantages and disadvantages both.
If you choose to complete a research report (not an implementation or a test of a security mechanism) for the assignment, the research report should be of at least 1500 words.
Suppose that initial values of cache tags and cache lines are completely arbitrary, illustrate which accesses will lead to hit, and which will cause to miss.
Social Networking is one of the hottest topics in knowledge management. Is it knowledge management?
How can a receiver decide which symbol was originally sent when a received "point" lies somewhere in between other points in the diagram?
Your manager has asked you to research and recommend a writing guide that examiners in your computer forensics organization will use for all official written reports.
Write program to accept a bit string and generates the unipolar, NRZ and Manchester encodings for the bit string. You can use any programming language/platform and generate the output in any appropriate manner.
Assume that four events need 35,20,10, and x me=sec of CPU time, respectively. Dtermine the largest value of x for which system is schedulable?
How would you control the process by which IP addresses are assigned to individual computers? You will have to make some assumptions to answer both questions, so be sure to state your assumptions."
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