Companies that have a well-established brand name or reputation in a particular line of business usually want the urls for their web sites to reflect that name or reputation. ture/false

The head restraint should be adjusted so that it reaches a.the top of your ears b.the base of your skull c.the top of the head

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?