Quick Answer: What Are The Two Most Important Computer Parts?

What are the important components of a computer?

A basic computer has at least 8 basic components which include a computer case or tower, motherboard, Central Processing Unit (CPU), Power Supply Unit (PSU), Random Access Memory (RAM), hard drive (HDD), Graphic Processing Unit (GPU) and some type of optical drive which would be your CD/DVD drive.

What is the most important part of the system unit?

This makes the motherboard the most important aspect of the system unit. The processor of a computer, also called the CPU, interpret and carry out basic instructions given and transferred by the motherboard.

What is the most important part of a laptop?

Let’s take a quick look at the five most important parts of every laptop you will hear techies talk about on a regular basis and what they do.

  • Hardware. The hardware is the tangible/physical parts of the equipment.
  • The motherboard.
  • The case.
  • The processor.
  • Memory.

What are the 3 main components of a computer?

There are three major components of a computer system: hardware. software.

Internal devices that connect to the motherboard include:

  1. Microprocessor (CPU).
  2. Disk drive.
  3. Random access memory (memory modules).
  4. Power supply unit (PSU).

How many parts are there in computer?


What are the 7 major components of a computer?

7 Major Components of Computer

  • The Motherboard. Motherboard is simply a Circuit Board which is Printed that contains the principal components of the computer with connectors.
  • The CPU. CPU stands for Central Processing Unit .
  • The RAM.
  • The Hard Drive.
  • The Video Card or Graphics Card.
  • The Power Supply.
  • The Optical Drive.

Why is the system unit important?

The primary function of the computer system unit is to hold all the other components together and protect the sensitive electronic parts from the outside elements. A typical computer case is also large enough to allow for upgrades, such as adding a second hard drive or a higher-quality video card.

What are the three components of system unit?

What Are the System Unit Components?

  1. Motherboard – a system core.
  2. Processor – a computer engine, its brain.
  3. RAM (random access memory) – primarily memory.
  4. Hard Drive – a system memory that storages data in a form of archives.

What’s the most important part of a PC?

The most important part of all computers is the CPU (central processing unit). The CPU is the component that does all of the calculations. Another important part is the RAM (random access memory).