Wednesday, July 21, 2010

CPU [central processing unit]

1. What is the function of the CPU?
     Cpu accepts input data, processes the information and sends it to the component that is in charge of executing the action.


2. What was the name of the first CPU?
    Intel 4004, created in 1974

3. Referring to the graph on page 2 of the article, describe how the speed of CPU’s has changed.
   The speed of the Cpu has changed rapidly throughout time. In just 30 years [1974-2004] the data width cahnged from 8 bits to an amazing 64bits. That is a drastic change.
4. What does MIPS measure?
MIPS is short for "millions of instructions per second" and is an approximate measure of the performance of a CPU.

Most modern PC’s use what are called dual core processors. It is often stated that such processors improve multitasking.

5. Research (Google it) what is a dual core processor, what is multitasking and how do the two work together.
A dual core processor is part of a category called multi-core processors. These computer processors have more than one independent processor on the chip or package.
In the case of dual core processor, the entire chip has two independent computer processors that can work together to increase total computer performance.

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