A(n) is a recording of a motion picture, or television program for playing through a television.
a. audio
c. mix media
b. video
d. camcorder

Which of the following is not a source of sustainable raw materials? a) coal mine b) flick of sheep c) cotton plantation d) line forest.

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)?

Select the correct answer. which step can possibly increase the severity of an incident? a. separating sensitive data from non-sensitive data b. immediately spreading the news about the incident response plan c. installing new hard disks d. increasing access controls