CS201P Personal Quiz

CS201P Personal File Quiz

Sr · Questions · Verified · Google/ Unverified

What is a user-defined data type in C++?

1. Constructor
2. Class
3. Pointer
4. Function

Class

Which function is automatically called when an object of a class is initiated?

1. Friend function
2. Destructor
3. Utility function
4. Constructor

Constructor

What do we call the data members that are visible only from inside the class and hidden from the outside?

A) Public B) Private C) Friend D) Private and Public Private

What will be the output of the following code?

void sampleFunction(int = 5, float = 4.1, char = 'A'); 50, 3.2, A int main(){ sampleFunction(50, 3.2);

void sampleFunction(int one, float two, char three) { cout << one << ", " << two << ", " << three;

A) 5, 3.2, A B) 5, 4.1, A C) 50, 3.2, A D) 50, 4.1, A Which of the following is not true about Destructor?

A) Destructors cannot be used for memory manipulation. B) Destructors take no arguments. C) Destructors cannot be overloaded. D) d) Destructors don’t return a value. Destructors cannot be overloaded.

In C++, which of the following option is used to declare a class?

1. CLASS
2. class
3. cLAss
4. Class

class Which one is correct syntax for declaration of a function which can return a reference?

A) datatype& function_name (parameter list) B) &datatype function_name (parameter list) C) datatype (parameter list) &function_name D) &function_name datatype (parameter list) datatype& function_name (parameter list)

What is a constructor with arguments known as?

1. Virtual Constructor
2. Default Constructor
3. Parameterized Constructor
4. Destructor

Paramterized Constructor

How can data encapsulation be achieved in C++?

1. Structures
2. Arrays
3. Pointers
4. Classes

Classes

In C++, what does the default constructor take?

1. Only one argument
2. More than two arguments
3. Only two arguments
4. No arguments

No arguments

In C++, the name of the _________ is the same as that of a class with a preceding tilde (~) sign. Destructor