[CP 2] M8 - Introduction to OOP

code must contain at least one class

code must contain at least one class

Which concept of OOP is false for C++?

C++

Which of the following is an OOP language?

Member Functions

What is the additional feature in classes that were not in structures?

dot (.) operator

What operator is used to access a data member or a member function?

As many as you want

How many classes can be defined in a single program?

Blueprint of an object

Which of the following best defines a class?

Members of a class are private by default and members of struct are public by default.

What is the difference between struct and class in C++?

Error

What is the output of the given program?

\#include <iostream\>

using namespace std;

class Test {

int x;

};

int main()

{

Test t;

cout << t.x;

return 0;

}

::

What symbol is used to define a function outside of the class?

Car SportsCar;

If a class is named Car and you will create an object named SportsCar, what would be the statement?

A class has a default privacy specification of private(?)

What is the difference between a struct and a class in C++?

an instance

An object is a _________________ of a class

Structures can have functions as members

Which of the following statements is correct in C++?

Structure members are private by default

Structures can have functions as members

Classes cannot have data as protected members.

Class members are public by default.

header file

Which of the following cannot be passed to a function in C++?

class

It refers to the blueprint of an object:

idk

What is the output of this program?

class Test {

int x;

};

int main()

{

Test t;

cout << t.x;

return 0;

}

member functions

A Function that has its definition or its prototype within the class definition like any other variable.

error

class Test {

int x;

};

int main()

{

Test t;

cout << t.x;

return 0;

}

error

What is the output of the given program?

\#include <iostream\>

using namespace std;

class Test {

int x;

};

int main()

{

Test t;

cout << t.x;

return 0;

What is the output of the given program?

\#include <iostream\>

using namespace std;

class Test {

int x;

};

int main()

{

Test t;

cout << t.x;

return 0;

}

encapsulation

Which of the following concepts of OOPS means exposing only necessary information to the client?

Encapsulation

Abstraction

Data binding

Data hiding

instance

An object is a _________________ of a class

<<

Which of the following operator is used for cout?

>>

Which of the following operator is used for cin?

which of te following is a valid class declaration?

class A { int x; };

instance of objects

Pick out the other definition of objects.

class

Blueprint of an object

Duplicate/Redundant Data

Which is not a feature of OOP in general definitions?

Code reusability

Modularity

Duplicate/Redundant Data

Efficient code

object

It is an identifiable entity with some characteristics and behavior

class Student {};

Which of the following has a correct C++ class definition?

class Student;

class Student {}:

class Student {};

class Student ()

C++

Which of the following is an OOP language?

C++ HTML BASIC

Student firstyear

If there is a class named Student and you want to create an object name "firstyear", what would be the correct syntax

method

A behavior an object

encapsulation

Refers to binding together the data and the functions that manipulate them

Apple.price = 15;

If an object named Apple has a member named "price", what is the command to assign a value of 15 into it?

member function

Which of the following term is used for a function defined inside a class?

Member Variable

Class function

Classic function

Member function

class

Which of the following is an abstract data type? Group of answer choices

int

string

double

class

protected data members

Which of the following are available only in the class hierarchy chain? Group of answer choices

Public data members

Private data members

Member functions

Protected data members

A class has a default accesibility private

What is the difference between a struct and a class in C++?

car SportsCar;

If a class is named Car and you will create an object named SportsCar, what would be the statement?

Fruits Apple;

If a class is named Fruits and you will create an object named Apple, what would be the statement?

encapsulation

Which of the following concepts means wrapping up of data and functions together? Group of answer choices

Inheritance

Abstraction

Encapsulation

Object

header file

Which of the following cannot be passed to a function in C++? Group of answer choices

structure

array

constant

header file

class data members are private by default while that of structure are public by default.

Which of the following is correct about class and structure? Group of answer choices

class data members are public by default while that of structure are private.

Pointer to structure or classes cannot be declared.

class data members are private by default while that of structure are public by default.

class can have member functions while structure cannot

error

What is the output of the given program?

\#include<iostream\>

using namespace std;

main() {

class student {

int rno \= 10;

} v;



cout<<v.rno;

}

data and functions

a class can hold ______

class

Objects created are based on what?

Code must contain at least one class

Which concept of OOP is false for C++?

private

The default access specifier for the class members is:

Box.length = 5;

If an object named Box has a member of length, what is the command to assign a value of 5 into it?

Header file

Which of the following cannot be passed to a function in C++ ?