What is a Personal Computer (PC)?
A Personal Computer (PC) is a general-purpose electronic device that can be used to store, retrieve, manipulate and communicate information. It typically includes a central processing unit (CPU), memory, storage, input devices (keyboard, mouse) and output devices (monitor).
Benefits:
- Versatility: PCs can perform a wide range of tasks, from word processing to gaming and video editing.
- Productivity: Tools like spreadsheets, databases and presentation software enhance efficiency.
- Connectivity: Internet access enables communication, research and entertainment.
- Personalisation: Users can customize their PCs to suit their preferences.
Use Cases:
PCs are used for various purposes:
- Home use: Internet browsing, email, gaming, entertainment and productivity.
- Office work: Creating documents, spreadsheets, presentations and managing data.
- Education: Learning, research, and online courses.
- Graphic design and video editing: Creating visual content.
Key Components:
- CPU (Central Processing Unit): The “brain” of the computer, responsible for processing data.
- Memory (RAM): Temporary storage for data and programs currently in use.
- Storage: Hard drives or solid-state drives for long-term data storage.
- Motherboard: The main circuit board connecting all components.
- Graphics card: Processes and displays images.
- Power supply unit (PSU): Provides power to the computer.
- Operating system: Software that manages hardware and software resources.
