Murach's Chapter 1 and w3schools Python Tutorial describe how to use Python in interactive mode. Answer the following questions about the Python Interactive shell. 1. Describe how you would start Python's IDLE (interactive development environment). 2. Code a Python statement to print "what is a Python program?" 3. Print a blank line. 4. Compute the sum of 233 + 340. 5. Given a variable named countDown thas been defined with an int value (e.g. 10), decrease countDown by 1. 6. Use * as the arithmetic operator in an expression to multiply 2 times 16. 7. Use the exponentiation operator (**) when raising 2 to the fifth power. 8. Apply the / operator when performing true division of 9 by 2. 9. Do a floor division operation 1 is the floor division operator) to find the quotient of 9 divided by 2. A. The modulus operator (%) yields the remainder after an expression to divide the number on the left of the % by the number on the right. Code 9 modulus 2