1. How do we install Numpy in the system?
A) .install numpy
B) pip install python numpy
C) pip install numpy python
D) pip install numpy
Correct Answer: pip install numpy
Explanation : We have Numpy "pip install numpy" in the system
2. How can we change the size of Numpy array in python?
A) Shape()
B) reshape()
C) ord()
D) change()
Correct Answer: reshape()
Explanation : We can change the size of Numpy array in python with reshape().
3. eye() method is available in __________?
A) django
B) numpy
C) A और B
D) flask
Correct Answer: numpy
Explanation : eye() method is available in numpy.
4. The numpy library was created in the year _________?
A) 2001
B) 2003
C) 2005
D) 2000
Correct Answer: 2005
Explanation : numpy library was created in the year 2005.
5. [::-1] reverses array or sequence?
A) True
B) False
Correct Answer: True
Explanation : [::-1] reverses array or sequence - True
6. Which of the following function stacks 1D arrays as columns into a 2D array?
A) column_stack
B) row_stack
C) com_stack
D) All of the mentioned
Correct Answer: column_stack
7. Which of the following method creates a new array object that looks at the same data?
A) view
B) paste
C) copy
D) All of the mentioned
Correct Answer: view
Explanation : You can use the view method to create a new array object that looks at the same data as the original array (a shallow copy). <br> Using the copy method will make a complete copy of the array and its data (a deep copy).
8. NumPy developed by
A) Guido van rossum
B) Denis ritchie
C) Travis Oliphant
D) None of the above
Correct Answer: Travis Oliphant
Explanation : NumPy (Numerical Python) is an open source Python library developed by Travis Oliphant in 2005.
9. python pandas was developed by______
A) Guido Van Rossum
B) Travis Oliphant
C) Wes McKinney
D) James Gosling
Correct Answer: Wes McKinney
Explanation : python pandas was developed by Wes McKinney in 2008.