A computer is an electronic device that is designed to
perform various operations and tasks according to a set of instructions.
It processes data, performs calculations to produce meaningful results.
The full form of "computer" is: C - Commonly O - Operated M - Machine P - Particularly U - Used for T - Technical and E - Educational R - Research
What is Hardware ?
Hardware:- Parts of computer is called hardware which we can touch and see.
1.Central Processing Unit (CPU): The CPU is the "brain" of the computer, responsible for executing instructions and performing calculations. 2.Memory (RAM): Random Access Memory (RAM) is the temporary storage that allows the computer to access and manipulate data quickly while it is running. 3.Storage Devices: Hardware components used for long-term data storage, such as Hard Disk Drives (HDDs) and Solid State Drives (SSDs). 4.Motherboard: The main circuit board that connects and provides communication between various hardware components. 5.Graphics Processing Unit (GPU): The GPU is responsible for rendering images, videos, and 3D graphics. 6.Input Devices: Hardware used to input data into the computer, including keyboards, mice, touchscreens, and scanners. 7.Output Devices: Hardware used to display or produce results from the computer, such as monitors, printers, and speakers. 8.Network Interface Cards (NIC): Hardware that enables the computer to connect to a network. 9.Power Supply Unit (PSU): Provides electrical power to the computer components. 10.Expansion Cards: Additional hardware components that can be added to expand the capabilities of the computer, such as graphics cards, sound cards, and network cards.
What is Software ?
Software:- collection of programs, data, and instructions that tell a computer how to perform specific tasks and operations.
Software has two types:- 1. System Software 
2. Application Software 
What is Desktop ?
Desktop:- First opening screen of computer is called desktop.
What is Icon ?
Icon:- On the desktop of your computer, you may see icons representing files,folders, and shortcuts to applications or programs.
