CD = Compact Disk
ROM = Read Only Memory
Together CD-ROM means a compact disc made into a read only memory device.
Rewritable cd's are not cd-roms as they are memory devices that can be rewrote to.
The same as the difference between a phonograph record and a phonograph. The CD-ROM is where the data is stored. the purpose of the CD-ROM drive is to read it.
The difference between CD ROM and WORM is that WORM allows to write once for the first time. Capacity is also a characteristic difference.
CD-ROM is an accronoym for Compact Disc Read only memory, This id a CD that can be read in your CD drive but not written too. WWW stands for world wide web i.e the internet.
The difference between a CD Rom and a hard disk is that a CD Rom translates the information on CD's and discs. On the other hand, a hard disk stores data and useful information.
Random Access Memory (RAM) can have some of your own information saved to it. Read-Only Memory (ROM) cannot have any information saved to it as it has its own information. For example: CD - ROM
optical disls
A CD ROM drive cannot read a DVD. So it is not possible to use a CD ROM as a DVD ROM. A DVD ROM drive can work with a CD though.
CD-ROM burners
Advantages OF A cd-rom
A CD-ROM can hold up to 700MB (megabytes), while a DVD ROM can hold up to 4.7GB (gigabytes, one gigabyte = 1024, megabytes). CD-ROMs are slightly cheaper to manufacture.
You need a CD-ROM because then you can acess its read only memory
Size Really.. Both do the same kind of task. But Floppy Drives are older and only hold 1.25 MB (megabytes) And a CD can hold 700 MB .. There are some variations on my numbers but this is generally the difference.