Yes. Anything physical that you can touch in relation to computers is hardware.
A computer hard disk or hard drive (fixed disk) is hardware.
Hardware
Hardware
It is hardware unless it is a virtual disk in which case it is software implemented on hardware.
Yes, it comes standard with most computer purchases, but most people prefer buying their own disk drive because some have faster DVD writing speed. If you didn't know, the disk drive is where you insert the CD.
A Optical drive is hardware that read and drive a DVD disk or programs.
Hardware
A disk hardware device refers to a physical hard drive. A physical hard drive is used to store information and often the operating system in your computer.
Computer Hardware is a component that is physically touchable; • Disk Drive • Graphics Card
Hard disk drive.
PC CaseMotherboardPower SupplyHard Disk Drive (HDD)Floppy Disk Drive (FDD)Compact Disk Drive (CDD)Digital Video Disk drive (DVD)Monitors (CRT and LCD)KeyboardMouseAudioCables & Wires
The OS is stored in the Hard Disk of the computer.