Computers and Technology, 08.07.2019 11:50, janyha212
You should type space(s) after a period at the end of a sentence. a. zero b. three c. one d. two
Answers: 2
Computers and Technology, 22.06.2019 03:30, rebekah2503
Identify at least three types of characteristics that you were asked about as you the computer identify a fruit.
Answers: 3
Computers and Technology, 22.06.2019 17:30, kameronstebbins
Which tab should you open to find the option for adding a header?
Answers: 1
Computers and Technology, 23.06.2019 00:50, AmbitiousAndProud
Representa os dados de um banco de dados como uma coleç? o de tabelas constituĂdas por um conjunto de atributos, que definem as propriedades ou caracterĂsticas relevantes da entidade que representam. marque a alternativa que representa o modelo descrito no enunciado. escolha uma:
Answers: 3
Computers and Technology, 23.06.2019 10:20, chonawilson4
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
You should type space(s) after a period at the end of a sentence. a. zero b. three c. one d. two...
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