When using the boolean data type, we encapsulate the data in what symbol?
"Double Quotes...
Computers and Technology, 18.04.2020 02:00 tatyananannanana
When using the boolean data type, we encapsulate the data in what symbol?
"Double Quotes"
'Single Quotes'
(Parenthesis)
Nothing.
Answers: 1
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You should try to photograph people on bright sunny days because the light will be best a) true b) false
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The can be used to paste text in any order
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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
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