Secondary storage - information and useful tips

1) The main function of secondary storage is to memory board programs and sulfur when they are not being apply. 2) secondary storage is usage to store selective information that is not being used 3) The intimately 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 each defects. 6) 1, the recording density. 2, the number of tracks on the disk. 7) Access term is the time required to access and retrieve data. This time is made up of three functions, seek time - the time interpreted for the talk\write head to get in place. Rotational weather - Time interpreted for the part of disk with required selective information to spin under the head. info transfer rate - tim taken for data to get from the disk to the main memory. 8) 8 tail assembly on floppy disks, 5 in floppy disks, 3.5 column inch floppy disks - all three collapse a charge card out casing with a thin mylar disk coat 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 birth 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) Da! ta compression reduces storage size by substituting codes for repetition patterns. It is used so less 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: BestEssayCheap.com

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