NumPy Quiz

What is the term used for a NumPy array with any number of dimensions?

• tensor

• matrix

• vector

• ndarray

Which of the following is NOT a type of array in NumPy?

• 1-D Array

• 0-D Array

• 2-D Array

• 4-D Array

• 3-D Array

What does the shape of a NumPy array represent?

• The data type of the array

• The number of dimensions

• The size of the array along each dimension

• The number of elements

Which method is used to reshape a NumPy array?

• change_shape()

• modify_shape()

• reshape_array()

• reshape()

Which of the following operations can be performed on NumPy arrays?

• Addition

• Subtraction

• Multiplication

• All of the above

What does the np.sum() function do?

• Calculates the mean

• Calculates the maximum value

• Calculates the sum of array elements

• Calculates the product of array elements

Which method is used to append a row to a NumPy array?

• np.insert()

• np.concat()

• np.append()

• np.add()

What does the np.delete() function do?

• Removes elements from an array

• Adds elements to an array

• Replaces elements in an array

• Sorts the array

Which of the following is a method to flatten an array?

• Both flatten() and ravel()

• None of the above

• ravel()

• flatten()

What is the output of np.arange(6)?

• [1, 2, 3, 4, 5]

• [1, 2, 3, 4, 5, 6]

• [0, 1, 2, 3, 4, 6]

• [0, 1, 2, 3, 4, 5]