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Solid State Drive (SSD)
A solid-state drive (SSD) is a type of computer storage
that stores persistent data on non-volatile flash memory.
SSDs work much faster than conventional hard disc drives
(HDDs) while performing the same vital tasks as hard drives. SSD comes in various sizes
with storage capacities as high as 8TB (Terabyte) or even more.
Optical Disc
An optical disc is an electronic data storage medium that can be written to and read using
a low-powered laser beam. The lifespan of an optical disc is longer than a magnetic disk.
Compact Disc (CD)
The CD drive reads information stored on a compact disc (CD). CD is an external storage
device. It can hold up to 700 MB of data. Earlier, CD drive was connected inside the CPU
box but now it is not. Now, we can connect it using a USB port.
Digital Versatile or Video Disc (DVD)
Earlier, DVDs were widely used in computers. At that time, they had
became a popular medium for storing information and video. The DVD is
almost similar to a CD. Even the working is also similar. The only difference
is that it can hold more information than a CD.
Blu-ray Disc
A Blu-ray Disc is used for storing large amounts of data and playing videos.
The main difference between DVDs and Blu-ray discs is storage capacity.
Flash Drive
The Flash Drive is a small portable data storage device integrated with a Universal Serial
Bus (USB) connector.
Pen Drive
A Pen Drive acts as a portable hard drive and is easy to use as it is
small and can be carried in a pocket and plugged into any computer
with a USB port. A pen drive has a storage capacity of up to 1 TB.
The USB flash drive is based on flash memory, which was created in the early
1980s by Fujio Masuoka.
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