Common questions

What type of media is a floppy disk?

What type of media is a floppy disk?

floppy disk, or diskette, magnetic storage medium used with late 20th-century computers. Floppy disks were popular from the 1970s until the late 1990s, when they were supplanted by the increasing use of e-mail attachments and other means to transfer files from computer to computer.

What is floppy disk and type?

A floppy disk is a type of storage media that reads data storage information, also known as a floppy diskette, floppy, or floppy disk that is used to store electronic data, like a computer file. Another version of the floppy disk, 5.25 inch, was capable of holding 360KB of data and was introduced in 1978.

What are the different types of floppy disks?


Floppy disk format Year introduced Marketed capacity¹
5¼-inch Perpendicular 1986
3½-inch HD 1987 1.44 MB
3½-inch ED 1991 2.88 MB
3½-inch LS-120 1996 120 MB

What is the name for a CD image?

An optical disc image (or ISO image, from the ISO 9660 file system used with CD-ROM media) is a disk image that contains everything that would be written to an optical disc, disk sector by disc sector, including the optical disc file system.

What is a virtual disk image?

A virtual disk image (VDI) is the image of a virtual hard disk or the logical disk associated with a virtual machine. It is used in virtualization environments to create a replica of the disk space/drive assigned to one or more virtual machines.

Where is the media descriptor located on a floppy disk?

The media descriptor byte is located in the BPB of the boot sector at offset 21 (15h) and in the first byte of each FAT on the disk. To resolve this problem, re-format the floppy disk with Windows 98, Windows Millennium Edition, Windows NT, Windows 2000, Windows XP, or Windows Server 2003.

What was the primary use of a floppy disk?

For more than two decades, the floppy disk was the primary external writable storage device used. Most computing environments before the 1990s were non-networked, and floppy disks were the primary means of transferring data between computers, a method known informally as sneakernet.

Where did the 8 inch floppy disk come from?

Its genealogy can be traced back to the 60’s, where the big 8-inch floppy disks were used in laboratories and dedicated computing institutes the world over – although computers then were behemoth structures that filled entire rooms.

When did IBM come out with the floppy disk?

In 1976, IBM introduced the 500 KB Double Sided Single Density (DSSD) format, and in 1977 IBM introduced the 1–1.2 MB Double Sided Double Density (DSDD) format. Other 8-inch floppy disk formats such as the Burroughs 1 MB unit failed to achieve any market presence.

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