List and briefly define the four (4) main components of a computer.

Sure! Here are the four main components of a computer:

1. Central Processing Unit (CPU): The CPU is often referred to as the brain of the computer. It performs all the calculations and executes instructions. It consists of the control unit, which manages the flow of data and instructions, and the arithmetic logic unit, which performs mathematical and logical operations.

2. Memory: Memory, also known as RAM (Random Access Memory), is where the computer stores data and instructions that are currently being used. It provides fast access to data, allowing the CPU to quickly retrieve and manipulate information. RAM is volatile, meaning it loses its contents when the computer is powered off.

3. Storage: Storage devices, such as hard drives and solid-state drives, are used to store data and programs for long-term use. Unlike memory, storage is non-volatile, meaning it retains its contents even when the computer is powered off. Storage devices provide larger capacity but slower access compared to memory.

4. Input and Output Devices: Input devices allow users to provide data and instructions to the computer, such as keyboards, mice, and touchscreens. Output devices display or present the results of the computer's processing, such as monitors, printers, and speakers. These devices enable communication between the user and the computer.

These four components work together to enable the functioning of a computer system.