GATE DA Python OOP, Modules & Exception Handling | Set 1

Questions 31-35 of 100

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Question 31

NAT · Numerical Answer 1 mark

PYTHON

Consider the code:
class A:
    def __init__{self}:
        self.a = 1
class B:
    def __init__{self}:
        self.b = 2
class C(A, B):
    def __init__{self}:
        A.__init__{self}
        B.__init__{self}
        self.c = 3

obj = C()
print(obj.a + obj.b + obj.c)

Enter your numerical answer

Question 32

MCQ · Single Correct 1 mark

PYTHON

What is the output of the following Python code?
class Base:
    def __init__{self}:
        print('Base', end=' ')
class Sub(Base):
    def __init__{self}:
        print('Sub', end=' ')

s = Sub()

A Base Sub B Sub C Base D TypeError

Question 33

NAT · Numerical Answer 1 mark

PYTHON

What is the output of the following code?
class A:
    def foo(self):
        return 10
class B(A):
    def foo(self):
        return super().foo() * 2
class C(B):
    def foo(self):
        return super().foo() + 5

print(C().foo())

Enter your numerical answer

Question 34

MCQ · Single Correct 1 mark

What is the result of checking issubclass(bool, int) in Python?

A False B TypeError C True D SyntaxError

Question 35

NAT · Numerical Answer 1 mark

PYTHON

Consider:
class X:
    pass
class Y(X):
    pass
class Z(Y):
    pass

obj = Z()
print(1 if isinstance(obj, X) else 0)

Enter your numerical answer