Question

Which of the following is not an optical storage device? a) CD-R b) DVD c)Hard Disk d) CD-RW

Answer 1

Answer:

Hard disk

Explanation:

Optical storage can range from a single drive reading a single CD-ROM to multiple drives reading multiple discs such as an optical jukebox.

optical jukeboxes can hold much more. And Optical storage include CDs and DVDs. so the hard disk is remain and it's the correct answer

Answer 2

"Hard Disk", among the given options, is not an optical storage device. (option c)

• Optical storage is defined as that kind of storage in which the data is written as well as retrieved or read with the help of a laser. It is also called the optical medium, optical memory, or optical media.
• Among the options given here, CD-R, DVD, and CD-RW (that is, options a, b, and d respectively), are the optical storage device types.
• On the other hand, a Hard Disk is not an optical storage device, but, a type of magnetic storage device.
• Thus, the correct answer will be 'option c'.

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