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Use the E-R approach to model the operations of your local community library. The library has books, CDs, tapes, and so forth, which are lent to library patrons. The latter have accounts, addresses, a
Explain, based on material covered in this class, your approach to setting up your worksheet and organizing the data. Remember that you have only weekly sales totals for each store in the data.
You have been hired to design a new infrastructure for a for-profit school system that includes two schools in the same city with 6,500 Staff, Faculty and Students. The school system has its headquart
What is the future of PKI? Acceptance of PKI solutions-and product sales-has fallen short of early estimates. What would the "killer app" for PKI sales look like?
Web services sound way to complex to be valuable. How are many chunks of code from many organizations really going to work together to provide a secure and reliable computing environment? Describe in
The reading implies that a company should always stay at the forefront of technology and telecommunications. However, adopting a secondary approach where others adopt early and a firm learns from thei
As the data center manager for your organization, you have been asked by the CIO to provide a short presentation on the advantages and disadvantages of replacing old servers (3 or more years old) with
Suppose that you want to make this data model national. Change your answer to B so that it can be used for other metropolitan areas. Change your answer in A for this situation. Specify the entity iden
Computer forensics is a field in which your reputation is critical. You will be handling sensitive information and may end up in court as a technical or expert witness. How can things such as a DUI, c
Write a procedure called Burst that moves the pen to a random location on the screen, moves the pen color forward 256, and then draws a firework burst with a random size and number of rays.
If L is regular does sort(L) have to be regular? Prove your answer. If your answer is "no" you have to give an explicit example of an L that is regular and a proof that sort(L) is not regular for your
Consider the language over the alphabet {a,b} which consists of any strings with exactly two as. There is no restriction on the number or position of bs.
Rewrite each of the following expressions for concurrent proocessing and then code each one. Use the terms COBEGIN and COEND to delimit the sections of the concurrent code. Identify which expressions,
Object orientation allows the programmer to send the users inputs to a text file to write to or read for later comparison or to add to a program.
Portable communications technology leads to the expectation of immediate availability. What are the pros and con's of this trend?Describe in about 300 words. Please list the source of references.
In step 4 of the CSMA/CA protocol, a station that successfully transmits a frame begins the CSMA/CA protocol for a second frame at step 2, rather than at step 1.
CD-quality music requires sampling the sound signal 44,100 times per second. Suppose that a timer generates an interrupt at this rate and that each interrupt takes 1 microsec to handle on a 1-GHz CPU
Explain the difference between internal fragmentation and external fragmentation. Which one occurs in paging system? Which one occurs in system using pure segmentation?
A prestigious talent competition is composed of 5 judges, each of whom awards a score is from 0 to 10 to each performer. A performers final score is determined by dropping the highest and lowest score
Consider transferring an enormous file of L bytes from Host X to Host Y. Assume an MSS of 1460byets. i. What is the maximum value of L such that TCP sequence numbers are not exhausted
Create a DTD for a small XML data set drawn from the Stanford course catalog. There are multiple departments, each with a department chair, some courses, and professors and/or lecturers who teach cour
What is digital convergence and why is it important for business. What are some of its implications and how might each be dealt with?Describe in about 300 words. Please list the source of references
Protocols for the Internet are proposed and documented in the form of RFCs (Requests for Comment). Take some time to familiarize yourself with the RFC process.
Some say that no technology is inherently good or evil. Rather, any technology can be used for either good or evil purposes. What are your thoughts on how technology has helped or hindered society?
You currently work for an automotive parts supply store. Your company is growing, and is considering expansion. The company currently has three locations (North, South, and Central) in one state, and