Marty stepp (on 2016/09/08) write a sentinel loop that repeatedly prompts the user to enter a number and, once the number -1 is typed, displays the maximum and minimum numbers that the user entered. here is a sample dialogue: type a number (or -1 to stop): 5
type a number (or -1 to stop): 2
type a number (or -1 to stop): 17
type a number (or -1 to stop): 8
type a number (or -1 to stop): -1
maximum was 17
minimum was 2

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?

Two technicians are discussing a resistance measurement. technician a states that components being measured should be removed or isolated from the circuit. technician b states that power to the circuit should be disconnected when measuring resistance. which technician is correct?

7. test average and grade write a program that asks the user to enter five test scores. the program should display a letter grade for each score and the average test score. write the following methods in the program: calcaverage: this method should accept five test scores as arguments and return the average of the scores. determinegrade: this method should accept a test score as an argument and return a letter grade for the score, based on the following grading scale: score letter grade 90-100 a 80-89 b 70-79 c 60-69 d below 60 f