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What are the storage devices and their functions?

What are the storage devices and their functions?

Types of Storage Devices

Primary Storage Device Secondary Storage Device
Size Smaller Larger
Data Retention Temporary Permanent
Location Internal Internal / External
Examples RAM, Cache Memory Hard disk, Compact Disk Drive, USB storage device

What are the different types of storage device?

External storage devices

  • External HDDs and SSDs.
  • Flash memory devices.
  • Optical Storage Devices.
  • Floppy Disks.
  • Primary Storage: Random Access Memory (RAM)
  • Secondary Storage: Hard Disk Drives (HDD) & Solid-State Drives (SSD)
  • Hard Disk Drives (HDD)
  • Solid-State Drives (SSD)

Is DVD a storage device?

DVD (Digital Versatile/Video Disc) is storage medium with a greater audio- visual data storage capacity than that of the CD of the same dimensions. (A single layered DVD holds a little more than 4 GBs of data). In this activity we will look at how to use these storage devices.

Is a RAM a storage device?

RAM—a memory device for reading/writing data Since random-access memory (RAM) is principally used as temporary storage for the operating system and the applications, it does not much matter that some types of RAM lose data when they are powered off.

Is ROM a storage device?

Read-Only Memory (ROM), is a type of electronic storage that comes built in to a device during manufacturing. You’ll find ROM chips in computers and many other types of electronic products; VCRs, game consoles, and car radios all use ROM to complete their functions smoothly.

What are two storage devices?

There are two types of storage devices used with computers: a primary storage device, such as RAM, and a secondary storage device, such as a hard drive. Secondary storage can be removable, internal, or external. Why is storage needed in a computer?