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| n | Data
encoding schemes: letters, digits, |
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| punctuation
marks, etc. often are |
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| encoded as 8-bit
sequences. |
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| u | “A” might be
represented as |
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| 01000001. |
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| n | Memory is divided
into fixed size |
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| locations, each
with a unique address. |
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| u | Data and
instructions are accessed |
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| using their
addresses and by knowing |
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| their sizes. |
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