8. according to Google, 1 byte = 8 bits
False,
The Pop Color tool can be used to select one particular color, changing the rest of the image to black and white. The effects available in Photoshop Express don't allow for a huge amount of customization
I am not too familiar with the Python language, but the algorithm would be something like this:
1. create a variable for the sums of the number
2. read in how many numbers the user wants to enter (let's call it N)
and then create a for loop:
for N times
read in the next number
increase the sum variable by that number
Hopefully this helps!