Write a program using PHYTON that prompts the user to input two POSITIVE numbers, a numerator and a divisor. Your program should then divide the numerator by the divisor, and display the quotient and remainder.

3. bob is arguing that if you use output feedback (ofb) mode twice in a row to encrypt a long message, m, using the same key each time, it will be more secure. explain why bob is wrong, no matter what encryption algorithm he is using for block encryption (15 points).

20 points archie wants to use a reflector as he photographs a newlywed couple. what would he consider in his choice? a. shadow and sunny b. homemade and professional c. lamps and boards d. incident and reflected e. neutral density and enhancement

What are the 12 colors of the spectrum called?