Wednesday, July 27, 2011

The CPU

What is the function of the CPU ?
It is a complete computation engine that is fabricated on a single chip. It controls the fuctions of most electronic products. It accepts the input data and is in charge of executing the action, it is the center of any computer

What was the name of the first CPU ?
Intel 4004

Referring to the graph on page 2 of the article, describe how the speed of the CPU's has changed
Since the Intell 8080 was invented it measured a MIPS of 64, over the years the development of CPU has increased the speed of the CPU. Now the lastest one on the chart dates back to 2004, which is the Pentium 4 'Prescott', it now runs at around 7,000 MIPS. 7,000 more faster than the first one developed.

What does MIPS measure ?
It stands for 'millions of instructions per second', it is a rough measure of the performance of a CPU

Research what is a dual processor, what is multitasking and how do the two work together
Two seperate pysical computer processors. In a dual processor system two processors can be either located on the same motherboard. Multitasking is the simultaneous execution of multiple tasks.
With a dual core processor each core handles incoming data strings simultaneously. Making it quicker, as one can be executing and the other can be accessing the system.

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