Hard Disk Drive Definition

Data is written to the platters using a magnetic head which moves rapidly over them as they spin.

Hard disk drive definition. It is a secondary storage device used to store data permanently random access memory ram being the primary memory device. A hard disk drive hdd is a type of electromagnetic datastoragedevice that features an outstanding combination of high capacity high speed high reliability small size and low cost. Hdds often store operating system software programs and other files and can be found in desktop computers mobile devices consumer electronics and enterprise storage arrays in data centers. A disk that is not flexible and that is used to store computer data.

The hard drive is what stores all your data. See the full definition for hard disk in the english language learners dictionary. A hard disk drive hdd hard disk hard drive or fixed disk is an electro mechanical data storage device that uses magnetic storage to store and retrieve digital data using one or more rigid rapidly rotating platters coated with magnetic material. The hard disk drive is the main and usually most substantial data storage hardware device in a computer.

Pluralhard disk drives computing pedantic form of hard drive or hard disk. English language learners definition of hard disk. A hard disk is actually a set of stacked disks like phonograph records. A fixed disc drive containing rigid disks.

It houses the hard disk where all your files and folders are physically located. A hard disk drive sometimes abbreviated as a hard drive hd or hdd is a non volatile data storage device. Hard disk drives are commonly used as the main storage device in a computer. A hard disk drive hdd is a non volatile computer storage device containing magnetic disks or platters rotating at high speeds.

Non volatile means data is retained when the computer is turned off. Each disk has data recorded electromagnetically in concentric circles or tracks on the disk. The data is stored on a stack of disks that are mounted inside a solid encasement. The operating system software titles and most other files are stored in the hard disk drive.

It is usually installed internally in a computer attached directly to the disk controller of the computer s motherboard. The platters are paired with magnetic heads usually arranged on a moving actuator arm which read and write data to the platter surfaces. It contains one or more platters housed inside of an air sealed casing.