IIT Mandi CSE Quiz Day 5

Which method is used to create a Pandas Series from a Python dictionary?

• `pd.DataFrame()`

• `pd.Series()`

• `pd.SeriesFromDict()`

• `pd.SeriesCreator()`

What will be the output when slicing a Pandas Series with `my_series[2:5]`?

• All elements from the start to the 5th index.

• Elements at positions 2, 3, and 4.

• Only the 5th element.

• Elements at positions 3, 4, and 5.

Which of the following is a common operation you can perform on a Pandas Series?

• Sorting the elements.

• Creating histograms directly.

• Stacking multiple Series.

• Merging multiple Series into one.

How can you concatenate two Pandas DataFrames vertically?

• `pd.merge(df1, df2)`

• `pd.concat([df1, df2], axis=0)`

• `pd.concat([df1, df2], axis=1)`

• `pd.append(df1, df2)`

Which method is used to group data in a DataFrame by a specific column?

• `DataFrame.group_by()`

• `DataFrame.groupby()`

• `DataFrame.filter()`

• `DataFrame.collect()`

What does the `merge()` function do in Pandas?

• Combines DataFrames with overlapping columns.

• Splits DataFrames based on a condition.

• Visualizes data in DataFrames.

• Calculates the mean of grouped data.

Which Seaborn function is used for creating a scatter plot?

• `scatterplot()`

• `lineplot()`

• `histplot()`

• `catplot()`

How can you change the theme of a Seaborn plot to a dark background?

• `sns.set_theme('dark')`

• `sns.set_context('dark')`

• `sns.set_style('dark')`

• `sns.set_palette('dark')`

What is the purpose of encapsulation in OOPS?

• To allow a function to have multiple forms.

• To restrict access to the internal details of a class.

• To reuse code across multiple classes.

• To create objects from a class.

Which concept allows a subclass to override a method of its parent class?

• Polymorphism

• Encapsulation

• Inheritance

• Abstraction