Which of the following is part of connections academy's aup regarding the use of the school'supplied technology a) technology supplied by connections should only be used for school purposes b)once technology is installed on a student's personal computer, it can be used for any purpose c) school supplied technology can be distributed only to close friends and family members of the connections academy student d)connections technology may be used to send bulk emails

During physical science class ben and jerry connected three identical lightbulbs in parallel to a battery where happens when ben removes one of the lightbulbs from it’s socket

In vista and windows 7, the appearance and personalization option allows you to change the

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)?