(View hex) Write a program that prompts the user to enter a file name, reads bytes from the file, and displays each byte’s hex representation. (Hint: You can first convert the byte value into an 8-bit...

(View hex) Write a program that prompts the user to enter a file name, reads bytes from the file, and displays each byte’s hex representation. (Hint: You can first convert the byte value into an 8-bit string, then convert the bit string into a twodigit hex string.)