1. PIN Create a program that asks the user to enter his or her PIN. The program displays a
message if the PIN is correct. Else, it displays another message if the PIN is incorrect.

When creating a budget, log fixed expenses before income. after income. after savings. at the top.

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)?

The more powerful, 60 volt cables and the main power shut off on an hev are both colored orange