Pakistan study notes for Matric, Intermediate, B.A, B.COM BSC, M.A, BCS. Free Pakistani Urdu educational school, colleges and University notes.

WORKING OF COMPUTER

Q.34. How computers works?

ANS. WORKING OF COMPUTER

Working of computer system is considered there layered system.

1. Computer Hardware

2. Live ware (user)

3. Software

1. Computer Hardware

Definition

The computer hardware is the bottom layer that practically performs all the task. 2. Live ware (user)

Definition

The user (livewire) is the top most layer who requests the hardware to perform those tasks.

3. Software

Definition

The software is the middle layer that mediates between the hardware and liveware. The following diagram illustrates these layers.

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