Point out the correct statement.
A. All of the standard pandas data structures have a to_sparse method
B. Any sparse object can be converted back to the standard dense form by calling to_dense
C. The sparse objects exist for memory efficiency reasons
D. All of the mentioned
Answer: Option D
This Question Belongs to Data Science >> Data Analysis With Python
What library in Python is commonly used for data manipulation and analysis?
A. Pandas
B. Matplotlib
C. Numpy
D. Scikit-learn
In Python, which module provides functions for working with dates and times?
A. random
B. math
C. numpy
D. datetime
What is the primary data structure in Pandas used for storing and working with tabular data?
A. Series
B. Array
C. DataFrame
D. Dictionary
Which Python library is widely used for creating data visualizations and plots?
A. Numpy
B. Matplotlib
C. Scikit-learn
D. None of the above
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