PLEASE PLEASE PLEASE HP In your own words in at least two paragraphs, explain why it is important, when developing a website, to create a sitemap and wireframe. Explain which process seems most important to you and why you feel most drawn to that process.

Which argument is not a valid filter? does not equal this quarter filter by cell color all of these are valid filter arguments.

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)?

Match the file formats with the types of multimedia they can store