Computers and Technology, 13.01.2021 17:40 pinkmoonlight
What is the value of the count variable after the execution of the code snippet below? ArrayList somenum = new ArrayList(); somenum. add(1); somenum. add(2); somenum. add(1); int count = 0; for (int index = 0; index < somenum. size(); index++) { if (somenum. get(index) % 2 == 0) { count++; } }
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Computers and Technology, 21.06.2019 23:00
Explain briefly why you cannot expect to find a previous version of every file with which you work.
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Computers and Technology, 22.06.2019 21:30
Nathan wants to create multiple worksheet containing common formatting styles for his team members. which file extension him to save these worksheets? nathan to create multiple worksheets with common styles. he needs to save them with the extension.
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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)?
Answers: 1
What is the value of the count variable after the execution of the code snippet below? ArrayList som...
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