This quiz will test your knowledge of key concepts in data visualization and data science. You will be asked questions about visualization best practices, different chart types, and commonly used Python libraries like Matplotlib, Seaborn and Plotly.

The number of attempts remaining is 5

1 / 30

What is whitespace (white space) in data visualization?

A) The spacing between text characters

B) The margins around the page

C) Empty areas of the page or slide that separate individual graphics or groups of information

D) The background color of the plot

2 / 30

How do you change the number of bins in a Matplotlib histogram?

A) n_bins=10

B) plt.hist(bins=10)

C) bins=10

D) set_bins(10)

3 / 30

Which attribute sets the font properties in Plotly layout?

A) font_props

B) layout.font

C) set_font

D) font_family

4 / 30

How do you set the width of bars in a seaborn barplot?

A) bar_width=0.8

B) width_bar=0.8

C) width=0.8

D) set_width(0.8)

5 / 30

What type of object is returned when a Plotly figure is created?

A) Layout

B) GraphObject

C) Plot

D) Figure

6 / 30

Which attribute sets axis line properties in Plotly layout?

A) set_axis_lines

B) layout.xaxis.showline/layout.yaxis.showline

C) axis_lines

D) show_axis_lines

7 / 30

Which function in seaborn is used to draw a pair plot?

A) sns.pair()

B) sns.draw_pair()

C) sns.pairplot()

D) sns.plot_pair()

8 / 30

What is a pivot table in data visualization?

A) A tool for rearranging and summarizing data

B) A map to overlay data on geographic locations

C) A chart type to visualize time series data

D) A deep learning model for processing images

9 / 30

How do you display a Plotly figure inline in a Jupyter notebook?

A) fig.display()

B) fig.show() - Displays inline by default in Jupyter

C) show_inline(fig)

D) plot(fig)- Displays inline

10 / 30

Which function is used to create a histogram in Matplotlib?

A) plt.histogram()

B) plt.hist()

C) plt.draw_hist()

D) plt.plot_hist()

11 / 30

Which function in matplotlib is used to create a new figure?

A) plt.figure()

B) plt.create()

C) plt.new()

D) plt.graph()

12 / 30

What seaborn function is used to draw a point plot?

A) sns.points()

B) sns.plot_points()

C) sns.pointplot()

D) sns.draw_points()

13 / 30

What type of chart is best for showing data trends over time?

A) Bar chart

B) Line chart

C) Pie chart

D) Scatter plot

14 / 30

Which Plotly class is used to create bar charts?

A) bar_plot()

B) plotly.graph_objects.Bar()

C) go.Bar()

D) BarChart()

15 / 30

Which parameter sets the linewidth in Matplotlib?

A) set_width()

B) width_line

C) linewidth

D) line_width

16 / 30

Which layout attribute sets the y-axis title?

A) y_label

B) set_ytitle

C) yaxis.title

D) ytitle

17 / 30

Which method exports a Plotly figure to an image file?

A) fig.to_file('fig.png')

B) fig.save('fig.png')

C) fig.export('fig.png')

D) fig.write_image('fig.png')

18 / 30

How do you add a legend to a Plotly figure?

A) layout.legend.showlegend=True

B) show_legend()

C) add_legend()

D) legend=True

19 / 30

What principle states that graphs should maximizeink ratio (data-to-ink ratio)?

A) Chartjunk principle

B) Tufte's data-ink maximization principle

C) Lie Factor principle

D) Visual hierarchy principle

20 / 30

Which seaborn function is used to draw a boxplot?

A) sns.boxplot()

B) sns.draw_box()

C) sns.plot_box()

D) sns.box()

21 / 30

Which parameter controls the legend location in matplotlib?

A) location

B) legend_loc

C) loc

D) legendposition

22 / 30

Which function is used to add subplots in Matplotlib?

A) plt.add_subplot()

B) plt.subplot()

C) plt.create_subplot()

D) plt.subplots()

23 / 30

Which color palette is used by default in seaborn plots?

A) predefined

B) plt.colors()

C) 'muted'

D) default

24 / 30

Which Plotly method updates and renders a figure on the screen?

A) update()

B) render()

C) fig.update_layout()

D) fig.show()

25 / 30

Which function in pandas is used to plot data directly from a DataFrame?

A) df.visualize()

B) df.draw()

C) df.graph()

D) df.plot()

26 / 30

What type of plot is used for visualizing relationships between two continuous variables?

A) Pie chart

B) Scatter plot

C) Line chart

D) Bar chart

27 / 30

What type of visualization shows relationships between data clusters?

A) Scatter plot matrix

B) Tree map

C) Choropleth map

D) Heatmap

28 / 30

What type of chart is best for showing proportions within a whole?

A) Line chart

B) Bar chart

C) Scatter plot

D) Pie chart

29 / 30

What is the purpose of a boxplot in data visualization?

A) To visualize the distribution of quantitative data across categories

B) To create 3D plots

C) To show relationships between categorical variables

D) To plot time series data

30 / 30

How do you change the fontsize of labels in Matplotlib?

A) label_size=16

B) font_size=16

C) set_fontsize(16)

D) fontsize=16

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