Object Oriented Programming Mock Test 5

10%

Question 1 of 10

1. If a derived class object is created, which constructor is called first?

Depends on how we call the object

Not possible

Derived class constructor

Base class constructor

Question 1 of 10

Question 2 of 10

2. If 6 classes uses single level inheritance with pair classes (3 pairs), which inheritance will this be called?

Single

Hierarchical

Multilevel

Multiple

Question 2 of 10

Question 3 of 10

3. Single level inheritance supports _____________ inheritance.

Multiple inheritance

Runtime

Language independency

Compile time

Question 3 of 10

Question 4 of 10

4. How many classes can be derived from a derived class?

Only 1

As many as required

At least 1

At most 1

Question 4 of 10

Question 5 of 10

5. If class A has two nested classes B and C. Class D has one nested class E, and have inherited class A. If E inherits B and C, then ________________

Multiple inheritance among nested classes, and single level for enclosing classes

It shows hierarchical inheritance

It shows multiple inheritance

Question 5 of 10

Question 6 of 10

6. Which among the following is the proper syntax for the template class?

template <typename T> T named(T x, T y){ }

Template <typename T1, typename T2> T1 named(T1 x, T2 y){ }

Template <typename T1, typename T2>;

template <typename T1, typename T2>;

Question 6 of 10

Question 7 of 10

7. If a class is being derived using more than two base classes, which inheritance will be used?

Multi-level

Hierarchical

Multiple

Single

Question 7 of 10

Question 8 of 10

8. Which among the following must be in a base class?

Access specifiers

Nothing

Member functions

Data members

Question 8 of 10

Question 9 of 10

9. Can typeid() function be used with the object of generic classes?

No, never possible

No, generic data can’t be determined

Yes, always

Yes, only if default type is given

Question 9 of 10

Question 10 of 10

10. Which access type data gets derived as private member in derived class?

Protected and Private

Protected

Public

Private

Question 10 of 10