Forum Topic : What are instructions? | |
Submitted by Shwetha on 23/06/2009 - 05:40 PM | |
Instructions are just data. The CPU is driven by machine code instructions and data - this is the stuff of software, just a pattern of bits in RAM. Instructions and data are indistinguishable- they're just bit patterns. A typical CPU can read and process hundreds of millions of instructions each second. It is possible to program computers by just entering numbers directly into RAM but it is a very tedious and unproductive way of doing things. |
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