A. Magnetic tape मैग्नेटिक टेप
B. Magnetic disk मैग्नेटिक डिस्क
C. Optical Disk ऑप्टिकल डिस्क
D. optical drive ऑप्टिकल ड्राइव
An optical disk is any computer disk that uses optical storage techniques and technology to read and write data. It is a computer storage disk that stores data digitally and uses laser beams (transmitted from a laser head mounted on an optical disk drive) to read and write data