(a)- it is a read-only storage medium. Data once recorded, cannot be erased, and hence the optical disk cannot be reused. (b)- thd data access speed for optical disk is slower than magnetic disks; (c)- optical disk require a more complicated drive mechanism that magnetic disk.
David Gregg was the inventor of the optical disk.
optical
An Optical Disk
it is a CD(Compact Disk) and a DVD (Digital Video Disk)
no,harddisk is not an optical storage
an optical disk which stores data optically
A sector
Optical disk
optical disk storage are read only so they cannot get infected. But if you burn files which are infected by viruses then the optical disks can spread the virus
There could be several reasons why your optical disk is not reading. Common issues include a dirty or scratched disk, a malfunctioning optical drive, or compatibility problems with the disk format. Additionally, outdated or missing drivers for the optical drive can also prevent it from reading disks properly. Checking these factors can help identify and resolve the issue.
The disk drive
yes