In this tutorial, we have discussed abstraction in Java in detail. Abstraction is a technique of hiding unnecessary details from the user . The user is only given access to the details that are relevant. Vehicle operations or ATM operations are classic examples of abstractions in the real world.
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An electrical switchboard is one of the real world examples of Abstraction. A switchboard provides us with a simple way of switching ON or OFF electrical equipments while hiding all the details of the electrical circuitry, current, etc.
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