D365 F&O X++ Programming Language Interview Questions & MCQs › Classes in D365 F&O X++ › Question #9384
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QWhich keyword is used in the class declaration to specify class inheritance? This allows one “child” class to inherit the methods and variables of another “parent” class.

ID: #9384 Classes in D365 F&O X++ 222 views
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#9384Q ID
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Classes in D365 F&O X++Topic
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  • A Inherits ✔ ✖
  • B Extends ✔ ✖
  • C Supports ✔ ✖
  • D Follows ✔ ✖
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Explanation

Justification:

  1. Inherits is not a valid keyword in X++ for class inheritance
  2. Extends is the correct keyword to use in the class declaration in order to specify Class Inheritance. For example, “class ChildClass extends ParentClass”
  3. Supports is not a valid keyword in X++ for class inheritance
  4. Follows is not a valid keyword in X++ for class inheritance

 

Related Lesson: Class Inheritance

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