COMPUTER HARDWARE
STORAGE DEVICES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Hard
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CD
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DVD
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None of the above
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Detailed explanation-1: -Hard disk is an hardware component which is used to store large amounts of data. The primary characteristics of hard drive are its capacity and performance. it is an electro mechanical data storage device.
Detailed explanation-2: -The first hard disk drives could store megabytes of data, while today their storage capacity is in the terabyte range.
Detailed explanation-3: -Hard Disk Drives (HDDs) The hard disk drive (HDD) is the original hard drive.
Detailed explanation-4: -Hard disks for personal computers can store terabytes (trillions of bytes) of information. Data are stored on their surfaces in concentric tracks.
Detailed explanation-5: -How is data stored on a hard disk? Data is stored on a hard drive in binary code, using 1s and 0s. The information is spread out on the magnetic layer of the disk(s) and are read or written by the read heads that ‘float’ above the surface thanks to the layer of air produced by the ultra fast rotation of the disk.