Which one of the following is an example of optical storage device ?
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ক
CD Drive
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খ
RAM
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গ
Hard Disk
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ঘ
CPU
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ঙ
None of these
Compact disks (CD), digital versatile/video disks (DVD) and Blu-ray disks are currently the most commonly used forms of optical disks. These disks are generally used to: Distribute software to customers. Store large amounts of data such as music, images and videos.
Short for Digital Versatile Disc or Digital Video Disc, a DVD or DVD-ROM is a disc capable of storing large amounts of data on one disc the size of a standard Compact Disc. CD/DVD drives were first sold in 1997. They are widely used for storing and viewing movies and other data.
Optical Disk Drive Defined. An optical disk drive (ODD) uses a laser light to read data from or write data to an optical disc. These include CDs, DVDs, and Blu-ray discs. This allows you to play music or watch movies using pre-recorded discs. An optical disc is designed to support one of three recording types: read-only (e.g.: CD and CD-ROM), recordable (write-once, e.g. CD-R), or re-recordable (rewritable, e.g. CD-RW).
Optical Storage Devices are CDs, DVDs
Primary Storage Memory: RAM
Secondary Storage Memory: ROM
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View All-
ক
হার্ড ডিস্ক (Heard disk)
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খ
র্যাম (RAM)
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গ
সি পি ইউ (CPU)
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ঘ
সিডি ড্রাইভ (CD Drive)
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ক
Operative
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খ
Optical
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গ
Optinal
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ঘ
All of thes
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ঙ
None of these
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ক
CD ROM
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খ
Hard Disk
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গ
RAM
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ঘ
CPU
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ঙ
None of these
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ক
Mechanical
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খ
Electrical
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গ
Electro Magnetic
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ঘ
Laser
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