Python SciPy MCQ Questions And Answers

This section focuses on "Python SciPy" for Data Science. These Python SciPy Multiple Choice Questions (MCQ) should be practiced to improve the Data Science skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations.

1. SciPy stands for?

A. science library
B. source library
C. significant library
D. scientific library

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2. Which of the following is not correct sub-packages of SciPy?

A. scipy.cluster
B. scipy.source
C. scipy.interpolate
D. scipy.signal

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3. Which of the following is true?

A. By default, all the NumPy functions have been available through the SciPy namespace
B. There is no need to import the NumPy functions explicitly, when SciPy is imported.
C. SciPy is built on top of NumPy arrays
D. All of the above

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4. What will be output for the following code?

import numpy as np

print np.linspace(1., 4., 6)

A. array([ 1. , 2.2, 2.8, 3.4, 4. ])
B. array([ 1. , 1.6, 2.8, 3.4, 4. ])
C. array([ 1. , 1.6, 2.2, 2.8, 3.4, 4. ])
D. array([ 1. , 1.6, 2.2, 2.8, 4. ])

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5. How to import Constants Package in SciPy?

A. import scipy.constants
B. from scipy.constants
C. import scipy.constants.package
D. from scipy.constants.package

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6. what is constant defined for Boltzmann constant in SciPy?

A. G
B. e
C. R
D. k

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7. What will be output for the following code?

from scipy import linalg

import numpy as np

a = np.array([[3, 2, 0], [1, -1, 0], [0, 5, 1]])

b = np.array([2, 4, -1])

x = linalg.solve(a, b)

print x

A. array([ 2., -2., 9., 6.])
B. array([ 2., -2., 9.])
C. array([ 2., -2.])
D. array([ 2., -2., 9., -9.])

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8. In SciPy, determinant is computed using?

A. determinant()
B. SciPy.determinant()
C. det()
D. SciPy.det()

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9. Which of the following is false?

A. scipy.linalg also has some other advanced functions that are not in numpy.linalg
B. SciPy version might be faster depending on how NumPy was installed.
C. Both A and B
D. None of the above

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10. What relation is consider between Eigen value (lambda), square matrix (A) and Eign vector(v)?

A. Av = lambda*v
B. Av =Constant * lambda*v
C. Av =10 * lambda*v
D. Av != lambda*v

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