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#cs50
Now that we can store numbers, we need to represent words, or letters. Luckily, there is a standard mapping from numbers to letters, called ASCII.
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Lecture0
out that computers can conveniently represent a 0 or 1 with electricity, since something can either be turned on or off. And computers have lots of transistors, microscopic switches inside, that can be turned on and off to represent data. <span>Now that we can store numbers, we need to represent words, or letters. Luckily, there is a standard mapping from numbers to letters, called ASCII . We can also similarly use certain standards to represent graphics and videos. A series of bits, that represent the numbers 72 73 33 might be the characters H I ! in


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