Del disquete al USB: la revolución del almacenamiento

[Juan_Carlos]

bueno , mirando un poco hacia el futuro y las cantidades de megas que necesitamos para almacenar nuestra informacion , dentro de poco estaremos hablando que nuestro PC tiene tanta capacidad en Teras ,etc, etc.
aqui hay un pequeña lista de la cantidad de almacenamiento a lo largo de la historia y de lo que nos depara el futuro.
soprendente hasta donde llegaremos

2 Exabytes: Volumen total de información generado por todo el mundo anualmente.
5 Exabytes: Todas las palabras habladas siempre por los seres humanos.

* Byte [ 8 bits]
o 0.1 bytes: a binary decision;
o 1 byte: a single character;
o 10 bytes: a single word;
o 100 bytes: a telegram ORr a punched card;
* Kilobyte [ 1,000 bytes OR 103 bytes]
o 1 Kilobyte: A very short story;
o 2 Kilobytes: A tTypewritten page;
o 10 Kilobytes: An encyclopaedic page OR a deck of punched cards;
o 10 Kilobytes: static web page;
o 50 Kilobytes: A compressed document image page;
o 100 Kilobytes: A low-resolution photograph;
o 200 Kilobytes: A box of punched cards;
o 500 Kilobytes: A very heavy box of punched cards;
* Megabyte [ 1,000,000 bytes OR 106 bytes]
o 1 Megabyte: A small novel OR a 3.5 inch floppy disk;
o 2 Megabytes: A high resolution photograph;
o 5 Megabytes: The complete works of Shakespeare OR 30 seconds of TV-quality video;
o 10 Megabytes: A minute of high-fidelity sound OR a digital chest X-ray;
o 20 Megabytes: A box of floppy disks;
o 50 Megabytes: A digital mammogram;
o 100 Megabytes: 1 meter of shelved books OR a two-volume encyclopaedic book;
o 200 Megabytes: A reel of 9-track tape OR an IBM 3480 cartridge tape;
o 500 Megabytes: A CD-ROM OR the hard disk of a PC;
* Gigabyte [ 1,000,000,000 bytes OR 109 bytes]
o 1 Gigabyte: a pickup truck filled with paper OR a symphony in high-fidelity sound OR a movie at TV quality;
o 2 Gigabytes: 20 meters of shelved books OR a stack of 9-track tapes;
o 5 Gigabytes: 8mm Exabyte tape;
o 20 Gigabytes: A good collection of the works of Beethoven OR 5 Exabyte tapes OR a VHS tape used for digital data;
o 50 Gigabytes: A floor of books OR hundreds of 9-track tapes;
o 100 Gigabytes: A floor of academic journals OR a large ID-1 digital tape;
o 200 Gigabytes: 50 Exabyte tapes;
o 500 Gigabytes: The biggest FTP site.
* Terabyte [ 1,000,000,000,000 bytes OR 1012 bytes]
o 1 Terabyte: An automated tape robot OR all the X-ray films in a large technological hospital OR 50000 trees made into paper and printed OR daily rate of EOS data (1998);
o 2 Terabytes: An academic research library OR a cabinet full of Exabyte tapes;
o 10 Terabytes: The printed collection of the US Library of Congress;
o 50 Terabytes: The contents of a large Mass Storage System;
o 400 Terabytes: National Climactic Data Center (NOAA) database;
* Petabyte [ 1,000,000,000,000,000 bytes OR 1015 bytes]
o 1 Petabyte: 3 years of EOS data (2001);
o 2 Petabytes: All US academic research libraries;
o 8 Petabytes: All information available on the Web;
o 20 Petabytes: Production of hard-disk drives in 1995;
o 200 Petabytes: All printed material OR production of digital magnetic tape in 1995;
* Exabyte [ 1,000,000,000,000,000,000 bytes OR 1018 bytes]
o 2 Exabytes: Total volume of information generated worldwide annually.
o 5 Exabytes: All words ever spoken by human beings.
* Zettabyte [ 1,000,000,000,000,000,000,000 bytes OR 1021 bytes]
* Yottabyte [ 1,000,000,000,000,000,000,000,000 bytes OR 1024 bytes]

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