COMPUTER HARDWARE
STORAGE DEVICES
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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DVD Drive
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Blu-Ray Drive
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CD Drive
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USB Drive
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Detailed explanation-1: -Blu-ray is an optical disc format like CD and DVD. Blu-ray discs can hold more information than other optical media, because of the blue lasers that the disc drives use. A single Blu-ray disc can hold up to 25GB of data.
Detailed explanation-2: -Blu-ray. The Blu-ray disk has emerged as clear leader in today’s optical storage market. Unlike CDs and DVDs, which use a red laser to read and write data, a Blu-ray disk uses a blue laser, which dramatically increases capacities and data transfer rates over CDs and DVDs.
Detailed explanation-3: -Comparison of BD AND DVD Unlike DVD technology, which uses red lasers to etch data onto the disc, the Blu-ray disc technology uses a blue-violet laser to record information. The blue-violet laser has a shorter wavelength than the red lasers do, and with its Smaller area of focus, it can etch more data into the.