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The most familiar example is a voiceband modem that turns the digital ‘1s and 0s’ of a personal computer into sounds that can be transmitted over the telephone lines of Plain Old Telephone Systems... A script is a type of programming language that can be used to fetch and display Web pages. There are may kinds and uses of scripts on the Web. They can be used to create all or part of a page, and communicate with searchable databases. Forms (boxes) and many interactive links, which respond differently depending on what you enter, all require some kind of script language. When you find a question marke (?) in the URL of a page, some kind of script command was used in generating and/or delivering that page. Most search engine spiders are instructed not to crawl pages from scripts, although... A petabyte is a unit of information or computer storage equal to one quadrillion bytes. A petabyte is a measure of memory or storage capacity and is 2 to the 50th power bytes or, in decimal, approximately a thousand terabytes. It is commonly abbreviated PB. When used with byte multiples, the prefix may indicate a power of either 1000 or 1024. Temas Relacionados: A terabyte is a measure of computer storage capacity and is 2 to the 40th power or approximately a thousand billion bytes. The value of a terabyte is based upon a decimal radix (base 10) and is defined as one trillion (short scale) bytes, or 1000 gigabytes. Temas Relacionados: A gigabyte or Gbyte is a measure of computer data storage capacity and is “roughly” a billion bytes. One gigabyte is equal to 1,024 megabytes. Gigabyte is often abbreviated as G or GB. Temas Relacionados: A megabyte or Mbyte is a unit of information or computer storage equal to either 10 to the 6th (1,000,000) bytes or 2 to the 20th power (1,048,576) bytes. Megabyte is commonly abbreviated as Mbyte or MB. Temas Relacionados:
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A modem modulates outgoing digital signals from a computer or other digital device to analog signals for a conventional copper twisted pair telephone line and demodulates the incoming analog signal and converts it to a digital signal for the digital device.
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