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Q1. Explain the distinction between total and partial constraints.
Q2. Explain the difference between a weak and a strong entity set.
Q3. Explain the distinction between condition-defined and user-defined constraints. Which of these constraints can the system check automatically? Explain your answer
Q4. Design a database for an airline. The database must keep track of customers and their reservations, flights and their status, seat assignments on individual flights, and the schedule and routing of future flights. (Your design should include an E-R diagram, a set of relational schemas, and a list of constraints, including primary-key and foreign-key constraints.)
The list of effects on the animations schemes or custom animations on the Slide Show menu in PowerPoint might give you some ideas for your title sequences in Alice.
The above process will continue as long as they want to compute the tuition fee for another student. However, if Dr Ho does not want to compute the tuition fee for another student (i.e. he enters anything other than "Y" or "y") then the program wi..
Applying the principle of energy conservation, determine the height of the tower (h) if the velocity of flow is 7.95 m/s. Assume minor losses are negligible and that both reservoirs are exposed to atmospheric pressure.
Challenge the computing power of your computer by testing numbers much larger than 1000. Display the results.
Working for country club with thousands of members
Let G=(V,E) be an undirected graph in which the degree of each vertex is a multiple of 10 or of 15. Show that |E| is a multiple of 5. |E| = number of edges
1) Using sign and magnitude representation, what is the largest positive number that can be stored in 8 bit? 2) If we record a song which is one minute long using 16-bit samples, sampled at 44.1 KHz in mono channel, without any metadata or compres..
Audience is the way ideas are organized and presented in a text
Discuss the role of system administrator and the skills necessary for net work administrator.
How the United States and France's healthcare systems organized? For example, is it organized, centralized, etc.? Is there a university system, mix of a public-private system, private system, etc.? What percent of the country's GDP is spent on health..
According to the textbook, ongoing challenges in the global business environment are mostly attributed to unethical business practices, failure to embrace technology advancements, and stiff competition among businesses. Use the Internet to researc..
Compare the women in 1999 to the women in 2012 and to the men in 1999 and 2012.
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