DATABASE FUNDAMENTALS
WHAT IS DATABASE MANAGEMENT
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Describes sets of diagrams and symbols to graphically model a system
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Resembles an upside-down tree in which each class has only one parent
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Object inherits methods and attributes of parent class
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None of the above
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Detailed explanation-1: -Inheritance is the procedure in which one class inherits the attributes and methods of another class. The class whose properties and methods are inherited is known as the Parent class. And the class that inherits the properties from the parent class is the Child class.
Detailed explanation-2: -Inheritance is the act of deriving a new class from an existing class. Inheritance allows us to extend the functionality of the object. The new class automatically contains some or all methods and variables of the original class. The new derived class is called a child class, or subclass.
Detailed explanation-3: -Class inheritance is a mechanism for using the interface and implementation of one or more classes as the basis for another class. The inheriting class, also known as a subclass, inherits from one or more classes, known as superclasses.
Detailed explanation-4: -What Is an Inheritance? Inheritance refers to the assets that an individual bequeaths to their loved ones after they pass away. An inheritance may contain cash, investments such as stocks or bonds, and other assets such as jewelry, automobiles, art, antiques, and real estate.
Detailed explanation-5: -Parent class is the class being inherited from, also called base class. Child class is the class that inherits from another class, also called derived class.