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Types of Storage Devices

Let us understand the different types of storage devices. You will also learn about magnetic storage devices, optical storage and flash memory devices, and Online Cloud Storage.

A storage device is a term that refers to anything that can store goods or information. A storage device in your home can be a closet, pantry, or cabinet; if you have a garage, it’s also a storage device. The trunk and glove compartments of your car serve as storage areas.  It can be internal or external to a computer, server, or another computing device, and it can contain and store information both momentarily and permanently. Magnetic storage devices are less costly and helpful. Optical Storage and Flash Memory Devices storage are also types of storage devices.

Types of storage devices

  • Tapes and drives-

 Internal hard drive: A computer’s primary storage device is an internal hard disc. A detachable hard drive is sometimes known as an external hard drive. It’s used to keep backup copies and mobile data. Tape: A tape player, such as tapes and VCRs, saves video and audio on a tape. One floppy drive can contain 120 MB and 240 MB of data. Cassette tape is a magnetic storage medium used for audio recording and playback.

  • Floppy disc- 

Lasers and lights record and retrieve data in an optical storage device. Blu-ray Disc (Blu-ray Disc) is a digital optical storage medium that aims to replace the DVD format. Zip Floppy: Similar to a floppy but more sophisticated.

  • CD and DVD 

A CD-ROM disc is a read-only optical storage medium that cannot be edited or erased. DVD-R and DVD + R are recordable discs that we can only write once, but DVD-RW and DVD + RW are rewritable discs that we can record to numerous discs. The format and compatibility of + and – are different.

  • Memory card and USB

You are now using a flash memory device instead of a magnetic storage device since it is less costly, useful, and dependable.

Memory card: An electrical flash memory device extensively used in mobile electronic devices to store digital information.

SSD: Solid State Drive – A flash memory device that stores data in a consistent manner using integrated circuits.

A USB device, also known as a JumpDrive or USB device, is a compact portable storage device that connects to a computer through a USB port.

  • Cloud storage

People are accessing data from various devices; therefore, it’s becoming increasingly popular to store data online and in the cloud. Data is controlled remotely and is accessible across a network using cloud storage. Although the essential services are free, the upgraded version requires a monthly payment in the form of a consumption tax.

Audio, video, pictures, and text are all examples of network media. On the internet, a community of individuals generates and utilises shared material.

Magnetic storage devices

Magnetic storage devices, such as digital data or old floppy discs store digital data. A tape is constructed out of a polymer backing that has been coated with a paste made up of glue (“binder”) and fine ferric particles. An electromagnet generates magnetic fields “stored” by the ferric particles, which become polarised due to what the electromagnet performs. Suppose your computer’s hard drive isn’t already an SSD. In that case, the spinning platters have a surface made up of microscopic ferric (alloy) particles that can retain the polarisation imposed by the data writing process. Magnetic storage is any storage medium that stores data using magnets in its most basic form. Hard disk and floppy drives, for example. CDs, DVDs, and flash drives are not magnetic storage since they do not use magnets to store data; instead, CDs and DVDs employ optics, while flash drives use NAND chips. 

Magnetic storage is any storage medium that uses a magnet to store data. However, most people think of magnetic storage when they think of hard disc drives (HDDs)

Optical storage and flash memory devices

Optical storage and flash memory devices, such as a CD-ROM, DVD, Blu-ray disc, CD-R, etc., use various techniques to store zeroes and ones on the disc’s surface to provide contrast when scanned by a laser. 

Online cloud storage

Online Cloud storage enables businesses and individuals to store data online securely, making it accessible at any time and from any location, and sharing it with others who have been granted access. Online Cloud storage also enables you to back up and recover your data off-site.

  • Individuals and companies can use cloud storage to store and retrieve computer files from any internet-connected device. 
  • Cloud storage is becoming more popular among individuals who require more storage space and organisations looking for a cost-effective off-site data backup option. 
  • Cloud security has become a key concern as cloud storage has grown in popularity and use to secure data integrity, prevent hacking attempts, and avoid file or identity theft.

Conclusion

Storage devices are necessary for storing all of your important data. You won’t be able to keep your data safe without storage devices, and you won’t be able to process data without them. Data storage and processing, which boost efficiency and performance, are the most important functions of such devices. Other storage options exist, such as cloud storage, AWS storage, and so on, but these are not major storage devices. These are some of the newer ways to save data on the internet. A computer system’s storage devices are an essential component.

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Get answers to the most common queries related to the BANK Examination Preparation.

Why do optical storage devices have a higher data density than magnetic storage devices by default?

Ans. Optical storage does not currently have the highest density. 2.77 terabyt...Read full

What kinds of magnetic and optical storage devices are there?

Ans. Cassette tapes, VHS videotapes, floppy discs, hard disc drives, 9-track m...Read full

What is magneto-optical storage?

Ans. A rotating disc is used for magneto-optical storage like a DVD or CD. Ins...Read full

What do you understand about optical storage?

Ans. An optical storage device reads data from a storage medium using light, u...Read full