# Reviews

1. What are the data items in the list called?

   • data
   • elements
   • items
   • values

2. Which list will be referenced by the variable number after the execution of the following code?

   number = range(0, 9, 2)

   • [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]
   • [1, 3, 5, 7, 9]
   • [2, 4, 6, 8]
   • [0, 2, 4, 6, 8]

3. What would you use if an element is to be removed from a specific index?

   • del statement
   • remove method
   • index method
   • slice method

4. What is the first negative index in a list?

   • 0
   • -1
   • -0
   • Size of the string or list minus one

5. What method can be used to place an item in the list at a specific index?

   • append
   • index
   • insert
   • Add

6. What would be the value of the variable list after the execution of the following code?

   	list = [1, 2]
   	list = list * 3

   • [1, 2] * 3
   • [3, 6]
   • [1, 2, 1, 2, 1, 2]
   • [[1, 2], [1, 2], [1, 2]]

7. What would be the value of the variable list after the execution of the following code?

   	list = [1, 2, 3, 4]
   	list[3] = 10

   • [1, 2, 3, 10]
   • [1, 2, 10, 4]
   • [1, 10, 10, 10]
   • invalid code

8. What method or operator can be used to concatenate lists?

   • *
   • +
   • %
   • concat

9. What would be the value of the variable list2 after the execution of the following code?

   	list1 = [1, 2, 3]
   	list2 = list1
   	list1 = [4, 5, 6]

   • [1, 2, 3]
   • [4, 5, 6]
   • [1, 2, 3, 4, 5, 6]
   • invalid code

10. What would be the value of the variable list2 after the execution of the following code?

    	list1 = [1, 2, 3]
    	list2 = []
    	for element in list1
    	list2.append(element)
    	list1 = [4, 5, 6]

    • [1, 2, 3]
    • [4, 5, 6]
    • [1, 2, 3, 4, 5, 6]
    • invalid code

11. When working with multiple sets of data, one would typically use a(n) .

    • list
    • tuple
    • nested list
    • Sequence

12. The primary difference between a tuple and list is that .

    • when creating a tuple you don’t use commas to separate elements
    • a tuple can only include string elements
    • a tuple cannot include lists as elements
    • once a tuple is created, it cannot be changed

13. What is the advantage of using tuples over lists?

    • Tuples are not limited in size.
    • Tuples can include any data type as an element.
    • Processing a tuple is faster than processing a list.
    • There is no advantage.

14. What method can be used to convert a list to a tuple?

    • append
    • tuple
    • insert
    • list

15. What method can be used to convert a tuple to a list?

    • append
    • tuple
    • insert
    • list