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Assume in your computer, the most of your daytime processes spend 75% of their time running in the CPU and 25% waiting for service from disk. Suppose also that someone is trying to sell you a processor array upgrade that is 50% faster than what you have and cost $10,000. The day before, someone called had called you on then phone offering you a set of disk drives for $7,000. These new disks promise two and a half times the throughput of your existing disks.
You know the system performance is starting to degrade, so you need to do something.
Which would you choose to yield the best performance improvement for the least amount of money (i.e. based on the dollars spent per performance improvement percentage point)? Why?
How many data links will there be along the way when Host R transmits a packet to Host S - How many routes?
Write briefly about he Computer System Components. What is a protocol. What is a standard. Do al protocols have to be standards. Explain. Are al standards protocols. Explain.
1.) How does the international nature of e-cmmerce affect its infrastructure? 2) What do you think is the main motivation for the creation of Internet2?
Create a timeline that shows four technological developments that have had an impact on the way that people seek out marriage or life partners. The timeline should cover the period between 1900 and the present.
Simplify the function in SOP and POS and draw logic gates design, using the minimum possible number of gates.(if you need to further simplify using Boolean algebra please do so).
1) Assess the importance of forensics in network-based crimes and incidents. Determine the advantages an investigator gains by having the ability to analyze network-based crimes. Propose how you, as someone in a management position, would emphasize t..
Imagine you are employed by a large city police department as the leader of the digital forensics division. A large corporation in the city has contacted the police for assistance in investigating its concerns that the company Chief Financial Offi..
Create a new string to represent the corresponding full name, and display it on screen in format: Lastname, Firstname, Middle name.
Customers for lunch arrive into a restaurant at Exponential rate of 10 per hour for seated service and at Exponential rate of 15 per hour for buffet. Simulate this problem for 8 hours using minutes as the basic time units.
Use SQL to Create a table with at least 4 attributes one of which is the Primary key. Then, insert 2 records into the table. Finally, use a select statement to show the content of your table after the inserts. Be sure your SQL statements work with..
1)if circuits provide guaranteed bandwidth to users ,why is packet switching preferred over such as internet 2)how do circuit and packet switched networks deal with overload ? what is the user experience as demand progressively increases on both ty..
suppose you own a travel agency in a large city you have many clients but growth has slowed somewhat. some long term employees are getting discouraged, but feels that there might be a way to make technology work in favor. use your imagination and sug..
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