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Md. Jamal Uddin
Md. Jamal Uddin

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Main Components of a Computer Systems

In this article, I will walk you through the main components of computer systems, that you can understand what is this and how this machine works and you also be able to send an instruction to this machine to work for you.

The computer basically is a combination of Hardware and Software. Hardware working closely with electrical signals and Software is the way to interact with humans to complete the tasks using machine.

  • Main 5 Parts of a Computer: ## Central Processing Unit (CPU): Arithmetic & Logical Unit (ALU) ALU source: Wikipedia

Main Memory: RAM, ROM, Cache Memory

source: Tutorialspoint

Input Devices


Output Devices


Secondary Memory: HDD or SSD

source: Wikipedia

Thanks for now, see you soon :D

Cover image: Photo by Lorenzo Herrera on Unsplash

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