Python comes with ________ functions that have already been prewritten for the programmer.  

What will be the value of the variable list2 after the following code executes? list1 = [1, 2, 3] list2 = [] for element in list1: list2.append(element) list1 = [4, 5, 6]      

The decision structure that has two possible paths of execution is known as  

The ________ of a local variable is the function in which that variable is created.  

Which list will be referenced by the variable number after the following code is executed? number = range(0, 9, 2)  

Which of the following does NOT apply to sets?  

Which method can be used to place an item at a specific index in a list?  

Which method will return an empty string when it has attempted to read beyond the end of a file?  

Wavelength has the greatest effect on _______________

Which technique can be used to create focusing ________________________