A computer hard disk drive (HDD) is a non-volatile data storage device. Non-volatile refers to storage devices that maintain stored data when turned off. All computers need a storage device, and HDDs are just one type.

HDD is a common abbreviation that stands for Hard Disk Drive. HDDs are non-volatile storage devices, meaning they retain stored data even when power isn't being supplied. How does a hard drive work? An HDD includes two main elements: a spinning platter and an actuator arm.

A hard disk drive (HDD), hard disk, hard drive, or fixed disk [a] is an electro-mechanical data storage device that stores and retrieves digital data using magnetic storage with one or more rigid rapidly rotating platters coated with magnetic material.

Apr 30, 2024 · Nearly every desktop computer requires a hard drive for data storage, but what is a hard drive, exactly? Your hard disk drive holds all of the information available on your computer. Take a look inside this incredibly precise storage mechanism!

Sep 19, 2023 · The hard disk drive is the main, and usually most substantial, data storage hardware device in a computer. The operating system, software titles, and most other files are stored on the hard disk drive.

Feb 21, 2025 · A Hard Disk Drive (sometimes abbreviated as a hard drive, HD, or HDD) is a non-volatile data storage device. 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 an air-sealed casing.

Dec 4, 2023 · A hard disk drive (HDD) is an essential component of modern computer systems, providing a large and reliable storage solution for both personal and professional use.

The hard disk drive (HDD) is the primary data storage device in desktop computers and many other electronic devices. Its main function is to write data, store it magnetically on flat circular disks, and read it back when needed.

Dec 9, 2020 · Hard drives are the computer component most prone to failure but offer high performance for the price. A hard drive is a critical component of many computers. The device stores your programs...

Jan 11, 2023 · Hard drives are one of the most common forms of data storage, along with solid-state drives (SSDs). They are often mounted inside a computer and connected directly to the motherboard, although external hard drives in separate …