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You are considering to make modifications to an existing application. You have identified:30 percent probability of delay of receipt of resources - cost $50,000.20 percent probability that the resources will be $10,000 cheaper than planned.
25 percent probability that there will be a problem integrating with existing software, cost to fix $3,500.
30 percent probability that the development may be simpler than expected, savings $2,500.5 percent probability of a design defect causing $5,000 of rework.
Compute the net expected value for the project risks and opportunities cited above. How much should you plan for your contingency reserve budget based on the above? You must show all of your calculations. How much would you allocate for the management reserve? What are your assumptions about these reserves?
Think about a simple telephone network consisting of two end offices and one intermediate switch with a 1-MHz full-duplex trunk in each end office and the intermediate switch.
Imagine that you have been asked to prepare a paper that compares and contrasts guided vs. wireless media for inclusion in your corporation’s knowledge database.
Determine what security hole was exploited through criminal hackers to illegally access LexisNexis network, what method was employed. How did they turn a bad situatin into an opportunity to improve its reputation?
What is Life Cycle Costing. Describe briefly the methodology for Life Cycle Costing. What are the criteria to consider when a procurement officer is faced with the decision of procuring a used equipment instead of a new one.
Discuss what roles do firewalls and proxy servers play in network security? Determine the importance of maintaining security on a LAN?
Suppose that you have been asked to consult for a corporation that has branch offices in four continents. You have implemented a management data system that will enable its managers to exchange information.
Throughput and capacity are determining factors for effectiveness of a system more so than processor speed?
Assume Fred sees your RSA signaure on m1 and m2, (i.e., he sees (md1 mod n) and (md2 mod n).
Assume we have two threads A and B A and B are to repeatedly print out ping and pong. Write down pseudocode of thread A and B How can this be solved with and without semaphores.
Compare the header fields in the IPv4 and IPv6 protocols. Explain strategies for converting IPv4 packets to IPv6 packets in a hybrid IP network.
Think about a system that generates ten million audit records every day. Also suppose that there are on average 10 attacks per day on this system and that each such attack is reflected in twenty records.
Many companies are using affiliate programs to drive traffic to their Web sites. explain what an affiliate program is and how it works.
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