a hard disk is the brains of the computer

Best answer


Answer: The CPU or processor is the brain of the computer…. It temporarily stores your computer’s activities until they are transferred and stored permanently in your hard disk when you shut down or restart. RAM is measured in gigabytes (GB),and the average modern computer has between 4-8 GB of RAM.

People also ask


  • What is a hard drive?

  • What is a hard drive? A computer hard drive (or a hard disk or HDD) is one kind of technology that stores the operating system, applications, and data files such a documents, pictures and music that your computer uses. The rest of the components in your computer work together to show you the applications and files stored on your hard drive.

  • Where is the hard disk located on a computer?

  • It is usually installed internally in a computer, attached directly to the disk controller of the computer’s motherboard. It contains one or more platters, housed inside of an air-sealed casing. Data is written to the platters using a magnetic head, which moves rapidly over them as they spin.

  • What is the back of a hard drive called?

  • On the back of a hard drive is a circuit board called the disk controller or interface board and is what allows the hard drive to communicate with the computer. Note: The above picture is an example of a traditional hard drive and not an SSD.

  • Why do we need a hard drive in a computer?

  • A hard drive is also required for the installation of any programs or other files you want to keep on your computer. When downloading files to your computer, they are permanently stored on your hard drive or another storage medium until they are moved or uninstalled. Can a computer work without a hard drive?

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