Optical Disk | Auxiliary Memory || Computer Organization and Architecture
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This video lecture is about the Optical Disk, which is the type of Auxiliary Memory. Auxiliary memory may also refer to as auxiliary storage, secondary storage, secondary memory, external storage or external memory.
An optical disk is random access storage medium and It is made from glass. Optical disks uses light technology where laser beam is projected and reflected light is observed.
Construction of Optical Disk, Features, Advantages and Disadvantages of Optical Disk have been discussed in detail. Various types of Optical Disks and their applications have also been explained.
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