![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Computers and Technology
![question](/tpl/images/cats/informatica.png)
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
![question](/tpl/images/cats/informatica.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 24.06.2019 19:50
Which is a characteristic of free and open-source software licenses? a. the source code is unavailable to everyone b. the source code is available only to the government c. the source code is available to all users d. the source code is constantly modified
Answers: 1
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 25.06.2019 00:30
Which email writing etiquette should ariel follow to let people know that she received their message? a. reply to their messages immediately b. use formal language c. specify the email's intent in the subject field d. be direct when writing the reply
Answers: 1
You know the right answer?
Gleick believes that the concept of a book...
Questions
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 12.12.2020 17:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
Health, 12.12.2020 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 12.12.2020 17:10
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 12.12.2020 17:10
![question](/tpl/images/cats/ekonomika.png)
Business, 12.12.2020 17:10
![question](/tpl/images/cats/en.png)
English, 12.12.2020 17:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 12.12.2020 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 12.12.2020 17:10
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/en.png)
English, 12.12.2020 17:10
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 12.12.2020 17:10
![question](/tpl/images/cats/mat.png)
Mathematics, 12.12.2020 17:10
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 12.12.2020 17:10