Tag: storage medium
Optical disc: what is it?
An optical disc is a medium for digital storage on which data (information, audio, video, etc.) can be recorded and read. The most common types of optical discs are CDs,…
Magnetic disc: what is it?
A magnetic disk is a disk covered with a magnetic layer where data is recorded. They are found especially in the HDDs, where several magnetic platters are superimposed in the…
Hard drive: what is it?
A hard drive is a magnetic medium of digital data storage. The hard drive differs from RAM, the “RAM” of the’computer, whose data is erased when the latter is turned…