Flashcards
Optical storage
Cards in this deck (4)
- 1What is optical storage?A laser light is used to retrieve data from the surface of a disc.
- 2What are the types of optical storage?1.CD's
2.DVD's
3.Blue Ray Disc - 3what are the advantages?Cheap to purchase.
Lightweight.
Relatively portable but bulky.
Reliable if used properly and looked after. - 4what are the disadvantages?Very slow to read and write data.
Can be easily scratched which can cause data to become corrupted.
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- 7th grade IT Flashcards on Optical storage, created by Olivia Stamp on 22/11/2022.
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- Olivia Stamp
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