4.3.5.Graded Quiz: Objects and Classes - sj50179/IBM-Data-Science-Professional-Certificate GitHub Wiki

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Question 1Consider the class Points, what are the data attributes?

class Point(object):

  def __init__(self,x,y):

    self.x=x
    self.y=y

  def print_point(self):

    print('x=',self.x,'y=',self.y)

• self.x self.y

• init

• print_point

Correct

Question 2

What is the result of running the following lines of code ?

class Points(object):
  def __init__(self,x,y):

    self.x=x
    self.y=y

  def print_point(self):

    print('x=',self.x,' y=',self.y)

p1=Points(1,2)
p1.print_point()

• x=1;

• x=1 y=2

• y=2

correct

Question 3

What is the result of running the following lines of code ?

class Points(object):

  def __init__(self,x,y):

    self.x=x
    self.y=y

  def print_point(self):

    print('x=',self.x,' y=',self.y)

p2=Points(1,2)

p2.x='A'

p2.print_point()

• x= 1 y=2

• x= A y=2

• x=A, y=B

correct