4 Magnetic Tape Hard Disks Optical Disks Dvd R Flash Memory Different Examples Permanent S Q43809342
4. (a) Magnetic Tape, Hard Disks, Optical Disks (DVD-R) and Flash Memory are different examples of permanent storage devices. State one (1) advantage and one (1) disadvantage of each type of storage devices when compared to each other. Advantage Disadvantage Storage Device (i) Magnetic Tape (ii) Hard Disks (iii) Optical Disks (DVD-R) (iv) Flash Memory (8/100) (b) A movable head disk drive has 150 tracks, numbered 0 to 149. The Device Manager uses the SCAN seek strategy. Given that the read/write head has just serviced track 11, and is currently at track 5, determine the seek order for the following track requests, and the total number of tracks traveled by the read/write head: 125, 33, 78, 93, 1, 65, 22 (8/100) Show transcribed image text 4. (a) Magnetic Tape, Hard Disks, Optical Disks (DVD-R) and Flash Memory are different examples of permanent storage devices. State one (1) advantage and one (1) disadvantage of each type of storage devices when compared to each other. Advantage Disadvantage Storage Device (i) Magnetic Tape (ii) Hard Disks (iii) Optical Disks (DVD-R) (iv) Flash Memory (8/100) (b) A movable head disk drive has 150 tracks, numbered 0 to 149. The Device Manager uses the SCAN seek strategy. Given that the read/write head has just serviced track 11, and is currently at track 5, determine the seek order for the following track requests, and the total number of tracks traveled by the read/write head: 125, 33, 78, 93, 1, 65, 22 (8/100)
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Answer to 4. (a) Magnetic Tape, Hard Disks, Optical Disks (DVD-R) and Flash Memory are different examples of permanent storage dev…
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