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Who predicted nearly 60 years ago that the rise of electronic media would create a "global village," thereby reducing the barriers created by physical distance?
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Apex q: what does a low employment rate indicate? a. not many people are earning high salaries b. not many people are going to college c. not many people are renting their homes d. not many people have jobs
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Computers and Technology, 23.06.2019 10:20
Suppose there is a relation r(a, b, c) with a b+-tree index with search keys (a, b).1. what is the worst-case cost of finding records satisfying 10 < a < 50 using this index, in terms of the number of records n1, retrieved and the height h of the tree? 2. what is the worst-case cost of finding records satisfying 10 < a < 50 and 5 < b < 10 using this index, in terms of the number of records n2 that satisfy this selection, as well as n1 and h defined above? 3. under what conditions on n1 and n2, would the index be an efficient way of finding records satisfying the condition from part (2)?
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How can the temperature of a room be raised by 5degreesf?
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Computers and Technology, 24.06.2019 03:30
Other - a written response, no less than arial 12-point font, to the following: of the following, which would you consider is most important to customer service goals? choose one and explain why. (1) accuracy (2) punctuality and attendance (3) courtesy (4) productivity (5) organization
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Who predicted nearly 60 years ago that the rise of electronic media would create a "global village,"...
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