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Parts of A Computer | Basic Computer Components

Parts of A Computer | Basic Computer Components
Written by Abdul

Basic Computer Components! Hi learners, in today’s lesson, we’ll examine the essential parts of a computer and their individual purposes. Learning these parts will strengthen your English Vocabulary skills. Learn the entire lesson and enhance your knowledge about the essential parts of the computer and their functions.

In today’s lesson, we’ll talk about memory, storage devices, GPU, CPU, and ending with the motherboard, which links and controls all components. Input/output devices, the power supply, and the crucial functions of the operating system and BIOS/UEFI in managing hardware will also be covered. You will have a comprehensive knowledge of how these components work together to power the computing industry by the end of this session.

Parts of A Computer | Basic Computer Components

Parts of A Computer | Basic Computer Components

Also Read:

Parts of the Computer with Images

Central Processing Unit (CPU)
Memory (RAM)
Storage Devices
Graphics Processing Unit (GPU)
Power Supply Unit (PSU)
Optical Drive
Network Interface Card
Cooling System (Fans)
Sound Card

Parts of A Computer with Functions

Central Processing Unit (CPU):

Central Processing Unit, The brain of the computer performs calculations and executes instructions.


Motherboard Connects and allows communication between all hardware components.

Memory (RAM):

Memory Temporarily stores data and instructions for quick access by the CPU.

Storage Devices (Hard Drive/SSD):

Storage Devices, Store data and software programs for long-term use.

Graphics Processing Unit (GPU):

Graphics Processing Unit Handles graphics and video rendering tasks, important for gaming and multimedia.

Power Supply Unit (PSU):

Power Supply Unit Supplies electrical power to all components.

Input Devices (Keyboard, Mouse):

Input Devices Allow users to input commands and data into the computer.

Output Devices (Monitor, Printer):

Output Devices Displays information or produces a physical copy of data.

Optical Drive:

Optical Drive Reads and writes optical discs (CDs, DVDs, etc.).

Network Interface Card (NIC):

Network Interface Card, Enables the computer to connect to networks and the internet.

Cooling System (Fans/Heat Sink):

Cooling System, Prevents overheating by dissipating heat generated by the CPU and GPU.

Expansion Slots and Ports:

Expansion Slots and Ports, Allows for the connection of additional hardware peripherals and expansion cards.

Operating System:

Operating System, Manages hardware resources and provides a user interface for running applications.


BIOS/UEFI, Initializes hardware components during boot-up and provides low-level system control.

Sound Card (optional):

Sound Card, Provides audio input and output capabilities.

Bluetooth/Wireless Card (optional):

Bluetooth/Wireless Card, Enables wireless connectivity, such as Wi-Fi and Bluetooth.

Battery (for laptops):

Battery (for laptops), Provides portable power when not connected to a power source.

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