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