Python Programming Mock Test 10

1. What type of inheritance is illustrated in the following Python code?

class A():
    pass
class B(A):
    pass
class C(B):
    pass

2. Is the following Python code valid?

try:
    # Do something
except:
    # Do something
else:
    # Do something

3. The purpose of name mangling is to avoid unintentional access of private class members.

4. What will be the output of the following Python code?

class test:
     def __init__(self,a="Hello World"):
         self.a=a
 
     def display(self):
         print(self.a)
obj=test()
obj.display()

5. What type of inheritance is illustrated in the following Python code?

class A():
    pass
class B():
    pass
class C(A,B):
    pass

6. How many except statements can a try-except block have?

7. What will be the output of the following Python code?

class A:
    def __init__(self):
        self.multiply(15)
        print(self.i)

    def multiply(self, i):
        self.i = 4 * i;
class B(A):
    def __init__(self):
        super().__init__()
        
    def multiply(self, i):
        self.i = 2 * i;
obj = B()

8. What will be the output of the following Python code?

class A:
    def __init__(self):
        self._x = 5       
class B(A):
    def display(self):
        print(self._x)
def main():
    obj = B()
    obj.display()
main()

9. Which function overloads the // operator?

10. Which of the following statements is wrong about inheritance?