Page 240 - Robotics and AI class 10
P. 240

Unsolved Questions

                                         SECTION A (Objective Type Questions)
              uiz
        A.  Tick ( ) the correct option.

            1.  Data visualisation library used for plotting graphs in Python is:
              a.  DataFrame                                      b.  NumPy

              c.  Random                                         d.  Matplotlib

            2.  ___________ is a sequence of Non-Printable Characters with special meaning.
              a.  Functions                                      b.  print()

              c.  Escape sequence                                d.  Graphs
            3.  Mathematical operator used for string concatenation:

              a.  +                                              b.  -
              c.  *                                              d.  /

            4.  The show() function will :
              a.  Create a graph                                 b.  Display a graph

              c.  Hide a graph                                   d.  Alter a graph
            5.  Which of the following is the valid example of a string value?

              a.  123                                            b.  ‘123’
              c.  12.3                                           d.  True

            6.  To delete a row or a column, the _________ method is used with the DataFrame.
              a.  delete()                                       b.  pop()

              c.  drop()                                         d.  erase()

            7.  _________ will count the total non NaN values in a series
              a.  NaN()                                          b.  none()
              c.  add()                                          d.  count()

            8.  A module is created with a extension of :

              a.  .txt                                           b.  .py
              c.  .pxt                                           d.  .doc

            9.  Package  used for  doing mathematical and  logical operations  for  handling  large datasets through  powerful data
              structure-n-dimensional arrays :

              a.  Panda                                          b.  Python List

              c.  NumPy                                          d.  Scipy







              238     Touchpad Robotics & Artificial Intelligence-X
   235   236   237   238   239   240   241   242   243   244   245