Compare the types of secondary storage media with respect to portability, speed and capacity Secondary storage media. There are several types of secondary storage media, some are seldom used while others used daily. Let us compare these media in terms of portability, speed and capacity. Here are discussions on some Secondary Storage Devices: Storage Media Portability Speed Capacity Magnetic Tape The tape itself is Slowest of all Can store up thin or narrow storage media, to about 5 and is portable. Terabytes Comprises a thin tape with so ideal for a coating of a However, the backing up old fine magnetic tape needs to be data material inserted in a tape (archiving) Cheaper and drive for the data are more to be read durable The disk itself is Very slow to Between small enough to access and 640kb and be portable. data 1.44 Mb However, the Floppy Disk disk needs to be inserted in a disk Were popular in the drive for the data 1980's and early to be read 2000's Floppy disks sizes were and but the popular size was 3.5-inches. Hard disks that Very fast Range from Hard Disk are used compared to hundreds of internally in a the floppy and megabytes to A Hard Disk is computer system magnetic disk hundreds of normally mounted are not portable. gigabytes or inside a case. terabytes Usually are However, there multiple hard disks are now some
Compare the types of secondary storage media with respect to portability, speed and capacity Secondary storage media. There are several types of secondary storage media, some are seldom used while others used daily. Let us compare these media in terms of portability, speed and capacity. Here are discussions on some Secondary Storage Devices: Storage Media Portability Speed Capacity Magnetic Tape Comprises a thin tape with a coating of a fine magnetic material Cheaper and are more durable The tape itself is thin or narrow and is portable. However, the tape needs to be inserted in a tape drive for the data to be read Slowest of all storage media, so ideal for backing up old data (archiving) Can store up to about 5 Terabytes Floppy Disk Were popular in the 1980's and early 2000's The disk itself is small enough to be portable. However, the disk needs to be inserted in a disk drive for the data to be read Floppy disks sizes were and but the popular size was 3.5-inches. Very slow to access and data Between 640kb and 1.44 Mb Hard Disk A Hard Disk is normally mounted inside a case. Usually are multiple hard disks Hard disks that are used internally in a computer system are not portable. However, there are now some Very fast compared to the floppy and magnetic disk Range from hundreds of megabytes to hundreds of gigabytes or terabytes