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Define optical disc and its type |
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Answer» An optical disc is an electronic data storage MEDIUM that can be written to and read from using a low-powered laser beam. There are three main types of optical media: CD, DVD, and Blu-ray disc. CDs can store up to 700 megabytes (MB) of data, and DVDs can store up to 8.4 GB of data. Blu-ray DISCS, which are the newest TYPE of optical media, can store up to 50 GB of data.Explanation: |
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