Matplot Lib MCQs with answers Page - 11

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Q. How do you export a figure with padding?

  • (A) plt.export(pad=True)
  • (B) plt.savefig(..., bbox_inches='tight')
  • (C) plt.tight_padding()
  • (D) plt.figure(pad=True)

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Q. Which parameter of `plt.scatter()` maps color to values?

  • (A) marker
  • (B) c
  • (C) color_map
  • (D) value

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Q. Which function plots time series from a DataFrame?

  • (A) df.plot_timeseries()
  • (B) plt.plot_date()
  • (C) df.plot() with datetime index
  • (D) df.timeplot()

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Q. How do you enable a grid only on y-axis?

  • (A) plt.grid(axis='y')
  • (B) plt.grid(y=True)
  • (C) plt.grid(only='y')
  • (D) plt.ygrid()

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Q. What happens if you run `plt.plot([1,2],[3,4])` twice before `plt.show()`?

  • (A) Only the last plot is shown
  • (B) Both lines are plotted on the same figure
  • (C) An error occurs
  • (D) Only one line is plotted

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Q. What is returned by `plt.subplots(nrows=1, ncols=2)`?

  • (A) One figure and one axis
  • (B) Two separate figures
  • (C) A tuple (figure, array of axes)
  • (D) None of the above

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Q. Which option is used for bar chart width?

  • (A) linewidth
  • (B) barwidth
  • (C) width
  • (D) size

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Q. What happens if x and y passed to `plt.plot(x, y)` have different lengths?

  • (A) It works normally
  • (B) Raises a ValueError
  • (C) Only part of the plot is drawn
  • (D) The shorter list is padded with zeros

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Q. How to display the plot inline in Jupyter Notebook?

  • (A) %inline
  • (B) %plot
  • (C) %matplotlib inline
  • (D) %show plot

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Q. Which library extends Matplotlib with high-level statistical plots?

  • (A) NumPy
  • (B) Plotly
  • (C) Seaborn
  • (D) SciPy

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