Secondary storage - information and useful tips

1) The main function of secondary storage is to broth programs and atomic number 16 when they are not being apply. 2) secondary storage is utilize to store selective information that is not being utilizationd 3) The almost wide used form of secondary storage is magnetic plows because they are nonvolatile. 4) They are portable, inexpensive, lightweight, nonvolatile, and easily accesible. 5) It must be formatted, format defines the disk surface and erases some(prenominal) pre-existing data. It also scans the disk for both defects. 6) 1, the recording density. 2, the number of tracks on the disk. 7) Access term is the m required to access and retrieve data. This time is made up of three functions, seek time - the time interpreted for the speak\write head to get in place. Rotational start - Time interpreted for the part of disk with required information to spin under the head. info transfer rate - tim taken for data to get from the disk to the main memory. 8) 8 noo kie on floppy disks, 5 in floppy disks, 3.5 butt floppy disks - all three collapse a tensile out casing with a thin mylar disk surface with an oxide. HD (high density) 3.5 inch floppy disks can store more data (1.44MB).

Floptical disks use both optical and magnetic technology to store some(prenominal) larger amounts of data (approx 2 GB) 9) Floppy disks see a plastic casing containing a single disk as opposed to a rigid platter containing several. 10) Hard disks have easier access and larger and faster storage capacity than diskettes. 11) RAIDis a system that has, faster access. Zip drive, portable. Memory button, easy to use 12) Data compression reduces storage size by alter code s for repetition patterns. It is used so le! ss memory on your ready reckoner is used. 13) To prevent the loss... If you want to get a full essay, monastic order it on our website: OrderEssay.net

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