Type 2 hypevisors work with the host computer to create and use multiple virtual machines.

A. True
B. False

Type the correct answer in the box. spell all words correctly. the managing director of a company sends a christmas greeting to all his employees through the company email. which type of network does he use? he uses an

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)?

Which excel file extension stores automated steps for repetitive tasks?