Podcast
Questions and Answers
The components of a class are called the ____ of the class.
The components of a class are called the ____ of the class.
members
Which of the following class definitions is correct in C++?
Which of the following class definitions is correct in C++?
- class studentType { void setData(string, double, int); private: string name; };
- class studentType { public: string name; void setData(double, int); };
- class studentType { public: void setData(string, double, int) public: string name; };
- class studentType { public: void setData(string, double, int); private: string name; }; (correct)
If a member of a class is ____, you cannot access it outside the class.
If a member of a class is ____, you cannot access it outside the class.
private
The word ____ at the end of the member functions in the class clockType specifies that these functions cannot modify the member variables of a clockType object.
The word ____ at the end of the member functions in the class clockType specifies that these functions cannot modify the member variables of a clockType object.
Which of the following class variable declarations is correct?
Which of the following class variable declarations is correct?
Study Notes
Class Components
- Members are the components of a class in programming.
Class Definition in C++
- The correct class definition in C++ is:
class studentType { public: void setData(string, double, int); private: string name; };
Access Modifiers
- Private members of a class are not accessible outside the class.
Const Member Functions
- In the
clockTypeclass, theconstkeyword at the end of member functions indicates that these functions do not modify member variables of the object.
Rectangle Class Definition
- The provided class
rectangleTypeincludes methods for setting dimensions, printing dimensions, calculating area, and calculating perimeter. - Constructor
rectangleType()initializes length and width to 0. - Constructor
rectangleType(double x, double y)initializes length and width to specified values.
Variable Declaration
- A correct variable declaration for an instance of the
rectangleTypeclass is:rectangleType rectangle;
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Description
Test your knowledge on class components in C++ with this quiz. Answer questions about class definitions, member access, and more. Perfect for students looking to enhance their understanding of object-oriented programming principles.
