Module5_Classes

What is the correct syntax to define a class in Python?

• def Student:

• class Student():

• class Student[]:

• create class Student:

What is the purpose of the __init__ method in a class?

• It deletes the object

• It is used to print data
  

• It is the constructor method to initialize object state
  

• It is called when the object is deleted

What will be the output of the following code?

class Test:

def init(self):

self.val = 10

t = Test()

print(t.val)

• 0

• 10

• None

• Error

What is a pure function in Python?

• A function that modifies the global state
  

• A function that has no return value

• A function that does not modify any object or global variable and always returns the same output for same input

• A function that takes no parameters

def add(x, y):

return x + y

What Kind of Function is this?

• Pure Function

• Modifiers

• Both

• None

def append_item(lst, item):

lst.append(item)

What Kind of function is this?

• Class Method

• Modifier

• Function Definition to append element to a list

• Both B and C

In the Object Diagram shown, Which of the following is true?

• Class : time

  Object : Time

• Class : Time

  Object : time

• Class : Time

  Object : time

  Attributes: hour min sec

• Both B and C

What is inheritance in Python?

• Sharing global variables across functions
  

• Deriving a new class from an existing class

• Passing data between methods
  

• Creating a function inside a function

What is inheritance in Python?

• A way to define multiple classes
  

• A way to reuse the code of an existing class
  

• A method to override functions
  

• None of the above

What is the correct syntax for a class Car that inherits from class Vehicle?

• class Vehicle(Car):
  

• class Car inherit Vehicle:
  

• class Car(Vehicle):
  

• class Car -> Vehicle: