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Test: C++ Class Methods


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10 Questions MCQ Test C++ Programming for Beginners | Test: C++ Class Methods

Test: C++ Class Methods for Class 7 2022 is part of C++ Programming for Beginners preparation. The Test: C++ Class Methods questions and answers have been prepared according to the Class 7 exam syllabus.The Test: C++ Class Methods MCQs are made for Class 7 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: C++ Class Methods below.
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Test: C++ Class Methods - Question 1

What does a class in C++ holds?

Detailed Solution for Test: C++ Class Methods - Question 1

The classes in C++ encapsulates(i.e. put together) all the data and functions related to them for manipulation.

Test: C++ Class Methods - Question 2

How many specifiers are present in access specifiers in class?

Detailed Solution for Test: C++ Class Methods - Question 2

There are three types of access specifiers. They are public, protected and private.

Test: C++ Class Methods - Question 3

Which other keywords are also used to declare the class other than class?

Detailed Solution for Test: C++ Class Methods - Question 3

Struct and union take the same definition of class but differs in the access techniques.

Test: C++ Class Methods - Question 4

Which of the following is a valid class declaration?

Detailed Solution for Test: C++ Class Methods - Question 4

A class declaration terminates with semicolon and starts with class keyword. only option (a) follows these rules therefore class A { int x; }; is correct.

Test: C++ Class Methods - Question 5

The data members and functions of a class in C++ are by default ____________

Detailed Solution for Test: C++ Class Methods - Question 5

By default all the data members and member functions of class are private.

Test: C++ Class Methods - Question 6

Constructors are used to ____________

Detailed Solution for Test: C++ Class Methods - Question 6

Once the object is declared means, the constructor are also declared by default.

Test: C++ Class Methods - Question 7

When struct is used instead of the keyword class means, what will happen in the program?

Detailed Solution for Test: C++ Class Methods - Question 7

For structures, by default all the data members and member functions are public.

Test: C++ Class Methods - Question 8

Which category of data type a class belongs to?

Detailed Solution for Test: C++ Class Methods - Question 8

Fundamental/Atomic data type includes int, char, float, double and void. Derived data type includes arrays, pointers, references, function and constants. User defined derived data type includes class, structure, union and enumeration.

Test: C++ Class Methods - Question 9

How the objects are self-referenced in a member function of that class.

Detailed Solution for Test: C++ Class Methods - Question 9

In Classes objects are self-referenced using this pointer inside the member functions. for example this->value to access the data member value of that object.

Test: C++ Class Methods - Question 10

What does a mutable member of a class mean?

Detailed Solution for Test: C++ Class Methods - Question 10

Mutable members are those which can be updated even if it a member of a constant object. You can change their value even from a constant member function of that class.

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