Elan needs to ensure that he can control the order of operations in his formulas. Which characters are used to provide the highest precedence? parentheses
exponents
multiplication and division
addition and subtraction

The kurt vonnegut commencement speech, the neiman-marcus chocolate chip cookie recipe, and the get-well emails to the dying boy are examples of select one: a. social engineering b. hoax emails c. email viruses d. worms

Which of the following has not been attributed at least in part to social media a. drug addiction b. depression c. kidnapping d. murder

Assume that there is a 4% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on three independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?