HDD is not Read Only Memory. Rather it is a Read-Write memory. So HDD is not the ROM.
hard disk
CD-ROM
Floppy Disk - 144 MB CD-R - 700 MB DVD-R - 4.7 GB Hard Disk - Up to 10 TB
Obsolete?
The operating system has nothing to do with the ROM chip
No. ROM and RAM are primary storage. Examples of secondary storage would be floppy disk, hard disk, flash drive, etc. haahahaha
Since the hard disk drive uses the same data bus as the removable disk drive(s), it is usually installed adjacent to the removable disk (CD-ROM) drive(s).
A CD-ROM, or a CD drive, reads Compact Discs, most computer nowadays have DVD-Roms in them, meaning they can read cd's and dvd's A hard drive, or a hard disk, is always in the computer and cannot be modified, you cannot change the disc inside the hard drive
A CD-ROM, or a CD drive, reads Compact Discs, most computer nowadays have DVD-Roms in them, meaning they can read cd's and dvd's A hard drive, or a hard disk, is always in the computer and cannot be modified, you cannot change the disc inside the hard drive
Rom or secondary storage like the hard disk
I'll try to answer, there's a long list. 8", 5.25" & 3.5" floppy. Hard card Hard disk - PATA (used to be known as IDE) Hard disk - SATA Hard disk - External USB WORM drive CD-ROM (both R & RW) DVD-ROM (both R & RW) not to mention USB drives
hard drive RAM ROM CD drive Floppy disk