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A phone is made up of many components like motherboard, camera, sensors and etc. If the processor represents all the functioning of phone, display shows the display only, and the phone is represented as a whole. Which among the following have highest level of abstraction?

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A phone is made up of many components like motherboard, camera, sensors and etc. If the processor represents all the functioning of phone, display shows the display only, and the phone is represented as a whole. Which among the following have highest level of abstraction?

(a) Motherboard

(b) Display

(c) Camera

(d) Phone

This question was addressed to me by my school teacher while I was bunking the class.

I'd like to ask this question from Abstraction in section OOPs Concept & Features of Object Oriented Programming

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Best answer
The correct choice is (d) Phone

Explanation: Phone as a whole have the highest level of abstraction. This is because the phone being a single unit represents the whole system. Whereas motherboard, display and camera are its components.

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