storage...it means to holds data, instructions, and information for future use..storage medium is physical material used for storage and also called secondary storage..
at first. i learn about the description of characteristics of magnetic disks.it is about hard disks. hard disk is high-capacity storage that consists several inflexible, circular platters that store items electronically.then, i learn what is online storage, floppy disk, and zip disk.
after that, i learn about optical discs, tape, PC cards, miniature mobile storage media, microfilm and microfiche.
now, i can identify the description of characteristics of those discs and recognise the uses of each of it.
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