Python Arrays Quiz P7

What is the syntax to create an array in Python using the array module?

• `array('i', [1, 2, 3])`

• `array([1, 2, 3])`

• `[1, 2, 3]`

• `{'i': [1, 2, 3]}`

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DOK Level 1: Recall

How do you access the first element of a Python array named `arr`?

• `arr[0]`

• `arr[1]`

• `arr(first)`

• `first(arr)`

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DOK Level 1: Recall

What is the correct way to modify the second element in a Python array `arr` to the value 5?

• `arr[1] = 5`

• `arr(1) = 5`

• `arr[2] = 5`

• `modify(arr[1], 5)`

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DOK Level 1: Recall

How do you slice a Python array `arr` to get the first three elements?

• `arr[0:2]`

• `arr[0:3]`

• `arr[:3]`

• `arr[1:3]`

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DOK Level 1: Recall

Which array method in Python is used to add an element at the end of an array?

• `append()`

• `extend()`

• `insert()`

• `add()`

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DOK Level 1: Recall

How do you access the last element of a Python array named `arr`?

• `arr[-1]`

• `arr[last]`

• `arr[end]`

• `last(arr)`

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DOK Level 1: Recall

What is the correct way to change the third element in a Python array `arr` to the string "Python"?

• `arr[2] = "Python"`

• `arr[3] = "Python"`

• `arr[2] = Python`

• `set(arr[2], "Python")`

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DOK Level 1: Recall

How would you slice a Python array `arr` to include everything except the last two elements?

• `arr[:-2]`

• `arr[-2:]`

• `arr[:2]`

• `arr[2:]`

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DOK Level 1: Recall

Which method would you use to find the index of the first occurrence of the value 9 in a Python array `arr`?

• `arr.index(9)`

• `arr.find(9)`

• `arr.search(9)`

• `index(arr, 9)`

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DOK Level 1: Recall

How do you add multiple items (e.g., [4, 5, 6]) to the end of a Python array `arr`?

• `arr.append([4, 5, 6])`

• `arr.extend([4, 5, 6])`

• `arr.add([4, 5, 6])`

• `arr.insert([4, 5, 6])`

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DOK Level 1: Recall