Computers and Technology, 19.10.2019 10:00 bellc42069
If x is an int, which of the following statements adds 5 to the current value of x and stores the new value back in x?
Answers: 2
Computers and Technology, 22.06.2019 10:00
Jackson is teaching the decimal number system. he wants his students to know how to expand numbers by powers of 10. which is the correct order in which digits are assigned values in the decimal number system?
Answers: 1
Computers and Technology, 22.06.2019 10:30
Choose the best explanation for the following statement communication is symbolic
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Computers and Technology, 23.06.2019 00:30
Quick pl which one of the following is considered a peripheral? a software b mouse c usb connector d motherboard
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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
If x is an int, which of the following statements adds 5 to the current value of x and stores the ne...
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