What will be the output of the following Python code?class Test: def __init__(self): self.x = 0 class Derived_Test(Test): def __init__(self): Test.__init__(self) self.y = 1 def main(): b = Derived_Test() print(b.x,b.y) main()

What will be the output of the following Python code?

class Test:
    def __init__(self):
        self.x = 0
class Derived_Test(Test):
    def __init__(self):
        Test.__init__(self)
        self.y = 1
def main():
    b = Derived_Test()
    print(b.x,b.y)
main()

Error because class B inherits A but variable x isn’t inherited

0 0

0 1

Error, the syntax of the invoking method is wrong

Similar Questions

What is true about Inheritance in Python?

Inheritance is the capability of one class to derive or inherit the properties from another class.

It represents real-world relationships well.

It provides reusability of a code.

All of the above

When a child class inherits from only one parent class, it is called?

single inheritance

singular inheritance

Multiple inheritance

Multilevel inheritance

Which inheritance is a blend of more than one type of inheritance?

single inheritance

Hybrid inheritance

Multiple inheritance

Multilevel inheritance

Parent class is the class being inherited from, also called?

derived class

Child clas

Hybrid class

base class

The child's __init__() function overrides the inheritance of the parent's __init__() function.

TRUE

FALSE

Can be true or false

Can not say

__________function that will make the child class inherit all the methods and properties from its parent

self

__init__()

super

pass

Suppose B is a subclass of A, to invoke the __init__ method in A from B, what is the line of code you should write?

A.__init__(self)

A.__init__(B)

B.__init__(A)

What does built-in function type do in context of classes?

Determines the object name of any value

Determines class description of any value

Determines the file name of any value

Which of the following statements is false?

A non-private method in a superclass can be overridden

A derived class is a subset of superclass

The value of a private variable in the superclass can be changed in the subclass

When invoking the constructor from a subclass, the constructor of superclass is automatically invoked

10.

What will be output for the folllowing code?

class A:
    def __init__(self, x= 1):
        self.x = x
class der(A):
    def __init__(self,y = 2):
        super().__init__()
        self.y = y
def main():
    obj = der()
    print(obj.x, obj.y)
main()

Error, the syntax of the invoking method is wrong

The program runs fine but nothing is printed

1 0

1 2

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