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a. What is a surrogate key?
b. Where does the value of a surrogate key come from?
c. When would you use a surrogate key?
d. What is a foreign key?
e. The term domestic key is not used. If it were used, however, what do you think it would mean?
Computer Engineering, Engineering
Among the WHO, IMF, and WTO, which of these governmental institutions do you feel has most profoundly shaped healthcare outcomes in low-income countries and why? Please support your reasons with examples and research/doc ...
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Mary Kate is a project manager in the IT department for a university. She has been asked to manage a project to create faculty intranet. The university has multiple campuses in various locations, and professors and other ...
What are some skills individuals who work in the field of cyber security need to prevent hacks in to a company's computers?
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Find minimal dfa's for the following languages. In each case prove that the result is minimal. (1) L = {a n bm> :n≥2,m≥1}. (2)L = {a n :n ≥ 0,n ≠ 3} (3) L = {a n :n mod 3 = 0}∪{a n : n mod 5 = 1}
Discuss how the scope of computer security grew from physical security to include : Securing the data Limiting random and unauthorized access to that data. Involvement of personnel from multiple levels of the organizatio ...
You randomly sample 50 theaters in the United States. You ask those theaters how much they charge for a large popcorn, and you get a sample mean of $6. Then, you make confidence interval using this data with the lower li ...
Suppose pointers are 4 bytes long, and keys are 12 bytes long. How many keys and pointers will a block of 16,384 bytes have?
In defining demand and supply, why do economists focus on price while holding constant other factors that might have an impact on the behavior of buyers and sellers?
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Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate
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