Magnetic tape and disks were developed in the 1950s and commonly used together in companies for ... (CD-R, DVD-R) became popular for personal computer backup, but they all gave way to USB ...

Magneto-optic (MO) disks combine optical and magnetic technologies (see magneto-optic disk). See ISO/IEC 13346 , multilevel optical disc , holographic storage , WORM and legality of optical storage .

Magnetic drums and punch cards were effectively antiquated over night, and software was almost exclusively released on 5 1/4-inch (and eventually 3 1/2-inch) floppy disks through until the turn of ...

It’s to the right of a pager and directly under a CD, perhaps giving more insight into the relevance of the object. It’s a floppy disk and it’s pretty much extinct at this point. Back in t ...

The ultimate speed of magnetic disk drives is at least 1,000 times slower than previously expected.. So claims a team led by physicist Joachim Stohr of Stanford's Linear Accelerator Center that ...

In the hard disk model, rotating platters of magnetic media are moved over by stepper (and later servo) motor-controlled read heads which don't touch the surface of the media.

For magnetic media used on computers, disk is the preferred spelling. For other round, flat objects, including optical storage media such as CDs—audio or data—and DVDs, ...