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What does data abstraction refer to? Please provide real life examples alongwith.
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data hiding deals the security features of oops. according to this property private data member of a class is accessible or visual only inside the class not outside the class.
Let's take one real life example of a TV which you can turn on and off, change the channel, adjust the volume, and add external components such as speakers, VCRs, and DVD players BUT you do not know it's internal detail that is, you do not know how it receives signals over the air or through a cable, how it translates them, and finally displays them on the screen.
The technique of limiting the data attributes according to given scenario for development of software and removing all irrelevant attributes.This makes software development simpler.
The technique of creating new data type that is well suited to an application to be programmed is known as data abstraction.