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16 - Input, Output and Storage Typeit
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The consumer now has a range of options when it comes to storing their data. Internal drives have been the standard form of secondary storage for many years, but decreases in prices have led to - drives genuinely competing, which offer much faster access speeds. drives, which use lasers to scan the surface of a disc, are less popular, and are no longer included as standard with all new desktop computers. Any of these can be , meaning contained within the main unit of the computer, or , which involves a separate unit being connected by a cable.
A flash drive is light and offers quick access times, since it contains no parts, although you often find yourself paying more per gigabyte than is the case with alternatives. Magnetic drives comprise a series of rotating disks called , each of which are accessed by read/write head(s). Since these components take time getting to where they need to be, there is a short wait between the data being requested and the data being delivered. Since magnetic drives are often larger than their counterparts among other technologies, they are considered less , meaning they are less suited to being moved from place to place.