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Select the correct answerWhich of the following does not have a body?OptionsAn InterfaceA ClassAn Abstract MethodNone of the mentioned

Question

Select the correct answer

Which of the following does not have a body?

Options

  • An Interface
  • A Class
  • An Abstract Method
  • None of the mentioned
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Solution

The correct answer is "An Abstract Method".

Here's why:

  1. An Interface: In programming, an interface is a reference type, similar to a class, that can contain only constants, method signatures, default methods, static methods, and nested types. It doesn't have a body in the sense of fields or constructors like a class, but it does have a structure or "body" in terms of its method signatures.

  2. A Class: In object-oriented programming, a class is a blueprint for creating objects (a particular data structure), providing initial values for state (member variables or attributes), and implementations of behavior (member functions or methods). So, a class definitely has a body.

  3. An Abstract Method: An abstract method is a method that has a declaration but does not have an implementation - i.e., it does not have a body. In Java, for example, you would declare an abstract method in an abstract class or an interface by using the 'abstract' keyword and not providing a method body.

  4. None of the mentioned: This option would be correct if all of the other options had a body, but as we've seen, an abstract method does not have a body.

So, the correct answer is "An Abstract Method".

This problem has been solved

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