Lists and Tuples

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]

List items have an index number. In the following list, which item has the index number of 3?

["John", "Harry", "Jesse", "John", "Harry", "Harry"]

• "John"

• "Harry"

• "Jesse"

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 code show on the screen?

• 7

• 6

• 5

• 4

• An error

What would this code return on the shell?

• Nothing

• An error

• "Woo hoo, you scored!"

• "Raheem"

What sort of bracket is for lists?

• (

• <

• }

• [

For tuples and list which is correct?

• List and tuples both are mutable.

• List is mutable whereas tuples are immutable.

• List and tuples both are immutable.

• List is immutable whereas tuples are mutable

people = ["John", "Rob", "Bob"]
print (people[-1])
What would this result be?

• John
• Rob
• Bob
• Error

Which is a correctly declared tuple?

• a = ("orange", "yellow", "red")

• a = "orange", "yellow", "red"

• a = ["orange", "yellow", "red"]

• a = "orangeyellowred"