Python Data Structures

Which of these is the best description of a list in Python?

• A list is a collection of data that has an order and can be changed

• A list is a lot of variables

• A list is used for shopping

• A list is a collection of data that cannot hold duplicated data and cannot be changed

Which of these is the correct code for creating a list of names?

• nameList = John, Harry, Jesse, John, Harry, Harry

• nameList = ("John", "Harry", "Jesse", "John", "Harry", "Harry")

• nameList = ["John", "Harry", "Jesse", "John", "Harry", "Harry"]

• nameList = [John, Harry, Jesse, John, Harry, Harry]

Which of these pieces of code would return the name "Harry" from the following list?

nameList = ["John", "Harry", "Jesse", "John", "Harry", "Harry"]

• nameList()

• nameList[1]

• NameList(4)

• nameList["4"]

What would this out put? print(users[0][0])

• smith

• ben

• sam

• james

What would this out put? print(users[2][1])

• error

• 16

• brown

• smith

What would this out put? print(users[0][2])

• 23

• ben

• sam

• smith

What would this out put? print(users1)

• error

• sam, smith, 23

• ben, smith, 78

• ben

What data type is this?
quiz = {"Do you help out at home? ":"yes",        
"Do you beleive in Santa? ":"yes"}

• list
• string
• dictionart
• dictionary

Which symbol surrounds a dictionary?

• {
• (
• [
• :

The list needs one more name added to the end - "Felipe". Which piece of code below would do this?

nameList = ["John", "Harry", "Jesse", "John", "Harry", "Harry"]

• nameList.append(Felipe)

• append(nameList,"Felipe")

• nameList.append["Felipe",7]

• nameList.append("Felipe")