Answer of this question "CD-ROM stands for ?", here are 4 choices for this question : Compactable Disk Read Only Memory , Compact Disk Read Only Memory, Compact Data Read Only Memory, Compactable Read Only Memory. Answer Is "Compact Disk Read Only Memory".
CD-ROM is a non-volatile optical data storage medium using the same physical format as audio compact disk, readable by a computer using a CD-ROM drive. The standard 12 cm diameter CD-ROM store approx. 660 megabytes.