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3.  What is the main purpose of the Pandas library in Python?
                       a.  Data visualization                            b.  Data manipulation and analysis

                       c.  Scientific computing                          d.  Image processing

                    4.  Which of the following is NOT a data structure in Pandas?
                       a.  DataFrame                                     b.  Series
                       c.  Array                                         d.  Index

                    5.  Which function in Matplotlib is used to display a plot?
                       a.  plt.show()                                    b.  plt.display()

                       c.  plt.draw()                                    d.  plt.render()
                    6.  Which of the following is used to change the marker in a Matplotlib plot?

                       a.  plt.marker()                                  b.  marker=
                       c.  plt.set_marker()                              d.  plt.plot(marker='*')

                    7.  Which module in SciPy is primarily used for optimization problems like root finding and curve fitting?
                       a.  scipy.interpolate                             b.  scipy.optimize
                       c.  scipy.stats                                   d.  scipy.signal

                    8.  Which of the following tasks can be performed using the scipy.integrate module in SciPy?

                       a.  Solving ordinary differential equations       b.  Statistical hypothesis testing
                       c.  Signal processing                             d.  Linear algebra operations

                    9.  What does OpenCV stands for?
                       a.  Open Computer Vision                          b.  Open-Source Computer Vision
                       c.  Open Compilation Version                      d.  Open Computer Version

                    10.  Which of the following tasks can be performed using the OpenCV library?
                       a.  Data manipulation and analysis                b.  Computer Vision and Machine Learning

                       c.  Numerical computing with arrays               d.  Machine Learning model building

                    11.  Which among the following is a valid arithmetic operator in Python?
                       a.  ?                                             b.  <
                       c.  **                                            d.  and

                    12.  Tuples are created using which brackets?
                       a.  ( )                                           b.  { }

                       c.  [ ]                                           d.  <>
                    13.  List is a sequence of which of the following values?
                       a.  Homogeneous values                            b.  Heterogeneous values

                       c.  Integer values                                d.  String values

                    14.  Which among the following is a special data type?
                       a.  Int                                           b.  None
                       c.  True                                          d.  False

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