Data Science Prerequisites - Numpy, Matplotlib, and Pandas in Python - Arrays Versus Lists

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of numpy arrays compared to Python lists?
Handling user inputs
Storing generic data
Performing mathematical operations
Managing file systems
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a correct way to create a numpy array from a list?
array = numpy.create([1, 2, 3])
array = numpy.array([1, 2, 3])
array = numpy.list([1, 2, 3])
array = numpy.new([1, 2, 3])
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why can't you use the append method with numpy arrays?
Numpy arrays do not support any methods
Numpy arrays are immutable
Numpy arrays are only for numerical data
Numpy arrays have a fixed size
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of adding a scalar to a numpy array?
The array is converted to a list
The scalar is added to each element of the array
The operation is not allowed
The scalar is appended to the array
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does numpy handle the addition of two arrays of different sizes?
It concatenates the arrays
It broadcasts the smaller array
It performs element-wise addition
It throws an error
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What operation does the multiplication operator perform on a numpy array?
Repetition
Concatenation
Division
Element-wise multiplication
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following operations is not directly supported by Python lists?
Appending elements
Repetition
Element-wise addition
Concatenation
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