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Define buffering.
A buffer is a memory area that keeps data while they are transferred among two devices or among a device and an application. Buffering is done for three reasons
a. To cope with a speed mismatch among the producer and consumer of a data stream
b. To adapt between devices that have dissimilar data transfer sizes
c. To support copy semantics for application I/O
Give example of bus and memory transfer For example, the read operation for transfer of a memory unit M from address register AR to another data register DR can be illustrated
what is transistor?
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Unions allow the same area of memory to be accessed as different data types. The insurance example above would not work. Unions are useful (often in embedded programming) when i
Define processor clock. Processor clock is explained as the time periods in which all operations and data transfer within the processor take place.
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