Starting out With Python Chapter 9 Questions and Answers 100% Pass

Starting out With Python Chapter 9
Questions and Answers 100% Pass
What is the result of `["a", "b", "c"].pop(0)`?


✔✔A) "a"


B) "b"

C) "c"

D) None




What does `list.remove()` do when an item is not in the list?

A) Removes the last item

B) Removes the first item


✔✔C) Raises a ValueError


D) Does nothing




What is the output of `["x", "y", "z"].insert(1, "w")`?

A) ["w", "x", "y", "z"]


✔✔B) ["x", "w", "y", "z"]


C) ["x", "y", "z", "w"]

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,D) ["x", "y", "w", "z"]




What will `len([3, 2, 1])` return?

A) 3


✔✔B) 3


C) 1

D) None




What is the result of `[1, 2, 3, 4].sort(reverse=True)`?


✔✔A) [4, 3, 2, 1]


B) [1, 2, 3, 4]

C) [4, 3, 2, 1, 0]

D) [1, 2, 3]




What is the output of `[3, 2, 1].reverse()`?


✔✔A) [1, 2, 3]


B) [3, 1, 2]

C) [3, 2, 1]


2

,D) Error




What does `list.remove()` do when it is given a non-existent item?

A) Removes the first item


✔✔B) Raises a `ValueError`


C) Returns `None`

D) Removes the last item




What is the result of `len([])`?


A) 0 ✔✔


B) 1

C) None

D) Error




What is the output of `["dog", "cat", "fish"].index("cat")`?


✔✔A) 1


B) 0

C) 2


3

, D) None




What will `list.extend([1, 2])` do?


✔✔A) Adds the elements 1 and 2 to the end of the list


B) Adds 1 and 2 as individual lists

C) Removes 1 and 2 from the list

D) Does nothing




What is the result of `["a", "b", "c"].clear()`?


✔✔A) []


B) ["a", "b", "c"]

C) ["a", "b"]

D) None




What does the `list.insert()` method do?


✔✔A) Inserts an element at the specified index in the list


B) Appends an element to the list

C) Removes an element from the list


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