Question

There are a number of types of digital memory available, such as hard disk drive (HDD), random access memory (RAM), solid state drives (SSD) and cache memory. Is there an advantage to having multiple standards or would it be beneficial to consumers if there was only one memory standard, such as just the various sizes of SSDs? Would having a single standard be less expensive and more convenient for consumers
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Answer 1

Answer:

In simple words, the average speed is the rate at which an object travels and is expressed as the total distance divided by the total time. Average velocity can be defined as the total displacement divided by the total time.