Frequently Asked Interview Questions
1. Can the data on an optical disc be recovered?
If the data on a damaged optical disc is not too badly damaged, it can usually be retrieved. However, even if the data is being read from the disc, it may be corrupted.
2. What do you understand by CD-ROM?
It became a ROM (read only memory), in which you can not update or delete data. Only you can read data using a CD-drive.
3. What is optical memory storage of a Compact Disk?
The standard CD can store 72 minutes of music or 650 MB of data. An 80 minute CD can store 700 MB of data
Introduction of Compact Disk (CD) optical memory
Optical memory is a type of electronic storage medium that stores and retrieves data using a laser beam. If we categorize memory systems, optical memory falls under external memory in a computer system. There are numerous forms of optical memory.
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