In UML diagrams, how are abstract classes distinguished from concrete classes? Choose only one option(a) Concrete classes are shown as boxes with dashed outlines.(b) Labels on abstract classes are shown in italics.(c) Labels on concrete classes are shown in italics.(d) Abstract classes are shown as boxes with dashed outlines.

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OOPs

In today's technology-driven world, computer programming skills are in high demand. The object-oriented programming (OOP) approach is very much useful while designing and maintaining software programs. Object-oriented programming (OOP) is a basic programming paradigm that almost every developer has used at some stage in their career. 

Constructor

The easiest way to think of a constructor in object-oriented programming (OOP) languages is: