A CD is a small removable and portable plastic based disk with a thin layer of metal that reflects the laser that reads it.
The hard disk is solid metal and spins inside a reader that uses a magnetic field to read the data. It is sensitive to damage and can easily be destroyed just by dropping it.
The difference between a drive and disk is that a drive is used to read a disk whether it be a floppy disk or a compact disk.
Yes, Sony invented the specifications for Compact Discs and these are applied as a standard worldwide.
These are both the same. Just different names. Mostly disc is used for the discs between the vertebrae. Disk is often used for what you have information on and use in your computer. Both ways are used for the discs between the vertebrae but I have noticed that more are using DISC.
No, the floppy disk was really square and floppy. It was the original storage for the earliest PCs. Later there was a "floppy disk" that was smaller and hard. After that the round and hard CD.
CD-R is Compact Disk - Read CD-RW is Compact Disk - Read, Write
These are both the same. Just different names. Mostly disc is used for the discs between the vertebrae. Disk is often used for what you have information on and use in your computer. Both ways are used for the discs between the vertebrae but I have noticed that more are using DISC.
a compact disk does not belong to the computer maybe your thinking about the compact disk drive. a compact disk is just a CD-ROM.
disk (compact disk)
A compact disk is an average CD.
Compact disk do
CD mean only compact disk
James Russell invented the compact disk in 1965.