Block · one region of the page, as the scanner read it. It may hold a whole story, part of one, several, or an advertisement; stitching blocks into articles is the next step. Text is supplied OCR.
Page 2 · column 4 of 9 · from the scan, no model involved
;top work; but, like all digital omputers, it performs this imazing work in terms of ones and zeroes.
On and Off Computer components have mly two possible states, just as »n ordinary light bulb has two states—on and off. In computers, “on” represents a “1” and “off” represents a “0”. Various combinations of l’s and 0’s can be used to represent any* number or'letter. This use of two numeric symbols — zeroes and nnes — is the binary number system. (The familiar decimal system uses ten symbols — 0 through 9).
At first glance, it would seem a system with only two numbers would really slow down the computer. But transistors and microelectronic circuits inside the computer permit it to handle information at lightning speeds with almost infallible accuracy.
Computer Language
Since a language barrier still exists between the user and the computer, information must first be coded into a language tht computer understands — like
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