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Computers and Technology, 17.02.2021 17:20 mayasiegel5234
Clasificación de los sitios web *
-estáticos y dinámicos
-de juegos y de noticias
-blog y educativo
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Answers: 2
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
Computers and Technology, 23.06.2019 14:30
Select the correct answer. andy received a potentially infected email that was advertising products. andy is at risk of which type of security threat? a. spoofing b. sniffing c. spamming d. phishing e. typo-squatting
Answers: 2
Computers and Technology, 24.06.2019 13:30
Which type of excel chart should be used to track students’ progress on test grades? line column bar pie
Answers: 2
Computers and Technology, 24.06.2019 15:30
What is not a type of text format that will automatically be converted by outlook into a hyperlink?
Answers: 1
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