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Samuel
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77 questions
Hard
13 votes809 runs0 comment

Overrided method visibility must be the same or less restrictive than the inherited method.

IT Architect
OOP
visibility
inheritance
Samuelat Mar 28, 2022
Easy
10 votes827 runs0 comment

Inheritance in OOP.

IT Architect
OOP
inheritance
methods
Samuelat Mar 28, 2022
Easy
7 votes810 runs0 comment

Can a class implements several interfaces ?

IT Architect
OOP
interfaces
inheritance
Samuelat Mar 28, 2022
Medium
5 votes778 runs1 comment

When can you do a+b in OOP ?

IT Architect
OOP
operator overloading
classes
Samuelat Mar 28, 2022
Hard
5 votes532 runs0 comment

Which statement concerning constructors is false ?

Back-end developer
constructors
attributes
Samuelat Mar 28, 2022
Hard
5 votes311 runs0 comment

Write a C++ class with a constructor that takes two arguments.

Back-end developer
constructor
inheritance
Samuelat Mar 28, 2022
Medium
4 votes635 runs0 comment

Explain the difference between overriding and overloading in OOP.

IT Architect
OOP
methods
inheritance
Samuelat Mar 28, 2022
Medium
3 votes724 runs2 comments

Which modification of the following code WILL NOT make the output be "success" ?

IT Architect
OOP
inheritance
overriding
Samuelat Mar 28, 2022
Medium
3 votes663 runs
3 comments

What does the following code return ?

IT Architect
OOP
inheritance
access modifiers
Samuelat Mar 28, 2022
Medium
3 votes644 runs0 comment

Overloading an operator in OOP

IT Architect
OOP
operators
classes
Samuelat Mar 28, 2022
Expert
3 votes426 runs0 comment

Write a C++ program that uses static variables.

Back-end developer
static
constructor
destructor
Samuelat Mar 28, 2022
Easy
3 votes406 runs0 comment

Which type should you use to represent a data list with a length that can change ?

Back-end developer
array
vector
Samuelat Mar 28, 2022
Medium
3 votes403 runs0 comment

A child class B of an abstract class A must define the abstract methods of A.

IT Architect
OOP
abstract
class
Samuelat Mar 28, 2022
Medium
2 votes758 runs
3 comments

In this code, the class B extends the class A. The class B overrides the method talk() from the class A. The object b is an instance of the class B. The object a is an instance of the class A. The object a is assigned to the object b. The object a calls the method talk(). The method talk() from the class B is called.

IT Architect
OOP
inheritance
polymorphism
Samuelat Mar 28, 2023
Medium
2 votes707 runs0 comment

How to instantiate objects with a type which is derivated from an abstract type in OOP

IT Architect
OOP
design pattern
abstract
Samuelat Mar 28, 2022
Easy
2 votes655 runs0 comment

Encapsulation rule in Object-Oriented Programming

IT Architect
OOP
encapsulation
classes
Samuelat Mar 28, 2022
Easy
2 votes633 runs0 comment

What does this program print ?

IT Architect
OOP
inheritance
overriding
Samuelat Mar 28, 2022
Medium
2 votes450 runs1 comment

The operator + has been defined for Complexe objects thanks to an intern overloading.

Back-end developer
operators
overloading
Samuelat Mar 5, 2024
Easy
2 votes440 runs0 comment

What is the default visibility of class members in C++?

Back-end developer
classes
visibility
Samuelat Mar 28, 2022
Hard
2 votes413 runs0 comment

In C++, it is possible to give a default value to a parameter of a function and two functions can have the same name if their signatures are different but not only different on the return type.

Back-end developer
functions
parameters
return type
Samuelat Mar 28, 2022