23 Jan Top Pandas Interview Questions and Answers (MCQs)
The Pandas Interview Questions and Answers are given here. The level of questions is suitable for beginners as well as advanced Python programmers. These are Python Pandas Multiple Choice Questions (MCQs).
Q1. The Pandas DataFrame is a _____ data structure
- One-dimensional
- Two-dimensional
Q2. The _________ is used in Pandas to access a group of rows or columns in a DataFrame.
- dataframe.loc
- dataframe.pos
- dataframe.location
- dataframe.position
Q3. The _________ is used in Pandas to access a group of rows or columns by integers.
- dataframe.loc
- dataframe.int
- dataframe.intloc
- dataframe.iloc
Q4. The ________ is used to return the number of dimensions of the Pandas DataFrame.
- dataframe.ndim
- dataframe.dim
- dataframe.dimensions
- dataframe.ndimensions
Q5. The _______ is used to return the number of elements in the Pandas DataFrame.
- dataframe.n
- dataframe.num
- dataframe.sizedataframe.count
Q6. The _________ is used to return the first n rows of the Pandas DataFrame.
- dataframe.head()
- dataframe.top()
- dataframe.header()
- dataframe.first()
Q7. The ________ is used to return the last n rows of the Pandas DataFrame.
- dataframe.bottom()
- dataframe.tail()
- dataframe.end()
- dataframe.last()
Q8. Concatenate Pandas DataFrame using the _______ method.
- concatenate()
- concat()
- concatenation()
Q9. Series in Pandas is a _____________ array.
- one-dimensional array
- two-dimensional array
- three-dimensional array
- four-dimensional array
Q10. The ______ is used to return the datatype of the Pandas Series.
- series.type
- series.types
- series.datatype
- series.dtype
Q11. The _________ method is used to display the summary of the Pandas Series.
- series.info()
- series.summary()
- series.display()
- series.desc()
Q12. Use the ________ to create a Categorical DataFrame.
- dtype=”categories”
- dtype=”categorical”
- dtype=”category”
- dtype=”cat”
Q13. To append new categories, use the ________ method in Python Pandas.
- append_categories()
- append_category()
- add_category()
- add_categories()
Q14. To remove a category, use the ________ method in Python Pandas.
- remove_categories()
- rem_categories()
- del_categories()
- delete_categories()
Q15. Read CSV in Python Pandas using the _____ method.
- csv()
- readcsv()
- read_csv()
- read_csv_file()
Q16. To add a new column into a Pandas DataFrame, use the _______ method.
- insert()
- add()
- insert_column()
- add_column()
Q17. To drop a row in Pandas, the axis parameter of the drop() function is set to:
- 1
- 0
Q18. To sort the DataFrame in Pandas, use the _____ method
- sort()
- sort_values()
- sorted_values()
- sorting()
Q19. To remove duplicates from rows in Pandas, use the _____ method.
- duplicate()
- drop_duplicate()
- duplicates()
- drop_duplicates()
Q20. The _____ method in Pandas is used to drop and remove rows with null values.
- drop()
- dropna()
- dropnull()
- drop_null()
Q21. The _____ method in Pandas is used to replace NULL values with a specific value.
- fillna()
- fill()
- replace()
- replacena()
Q22. To uppercase text data, use the ______ method in Pandas.
- upper()
- uppercase()
- upper_case()
- upper_to()
Q23. The _______ method is used in Pandas to search for a value in a column.
- search()
- contains()
- contain()
- find()
Q24. To remove whitespace (including newlines) or specific characters from the left and right in Pandas, use the ____ method:
- remove()
- del()
- delete()
- strip()
Q25. Pandas ______ method is used for grouping the data.
- groupby()
- group_by()
- group()
- groups()
Q26. Use the _____ property in Python Pandas to view the group.
- group
- groups
- groupby
- view
Q27. The ______ function is used in Pandas to perform Aggregation operations on groups:
- agg()
- aggregate()
- aggregation()
- agg_groups()
Q28. The _______ method in Python Pandas is used to return the count of non-empty values.
- counter()
- non_empty()
- number()
- count()
Q29. The ____ method in Python Pandas is used to return the standard deviation of the values.
- std_deviation()
- std()
- standard_deviation()
- std_dev()
Q30. The _____ method in Python Pandas is used to return the summary statistics for each column.
- stats()
- summary_stats()
- desc()
- describe()
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