{"id":18271,"date":"2024-12-04T10:09:54","date_gmt":"2024-12-04T13:09:54","guid":{"rendered":"https:\/\/hangarmma.com.br\/blog\/?post_type=glossary&#038;p=18271"},"modified":"2024-12-04T10:23:11","modified_gmt":"2024-12-04T13:23:11","slug":"sistema-de-notacao-octal","status":"publish","type":"glossary","link":"https:\/\/hangarmma.com.br\/blog\/sistema-de-notacao-octal\/","title":{"rendered":"Sistema de Nota\u00e7\u00e3o Octal"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Sistema Octal<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_06e263d832332cfa7477377883980bfd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/sistema-de-notacao-octal-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/sistema-de-notacao-octal-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">sistema de nota&#xE7;&#xE3;o octal<\/a> &eacute; um m&eacute;todo de representar n&uacute;meros usando a <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_b2cc1dc32dcd28dea2c5a1827ef2bbd7\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>base<\/a> 8, que utiliza oito s&iacute;mbolos (0 a 7). Ele &eacute; amplamente utilizado em computa&ccedil;&atilde;o para simplificar a manipula&ccedil;&atilde;o de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_3aae2c6465ca8bf8f983d2dab5201fde\" data-link=\"https:\/\/hangarmma.com.br\/blog\/numeros-binarios\/\" href=\"https:\/\/hangarmma.com.br\/blog\/numeros-binarios\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">n&#xFA;meros bin&#xE1;rios<\/a>, sendo especialmente relevante em sistemas digitais, como a eletr&#xF4;nica de aeronaves.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">No octal, cada n&uacute;mero &eacute; formado por agrupamentos de tr&ecirc;s bits bin&aacute;rios, chamados de tr&iacute;ades. Isso ocorre porque o maior n&uacute;mero que pode ser representado por tr&ecirc;s d&iacute;gitos bin&aacute;rios &eacute; 7 (111), que corresponde ao maior valor da <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_b2cc1dc32dcd28dea2c5a1827ef2bbd7\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>base<\/a> 8. Por exemplo, o n&uacute;mero bin&aacute;rio <strong>001 100 111<\/strong> representa o n&#xFA;mero octal <strong>147<\/strong>. Essa segmenta&#xE7;&#xE3;o &#xE9; &#xFA;til para reduzir a quantidade de informa&#xE7;&#xF5;es que precisam ser interpretadas, especialmente em sistemas de transmiss&#xE3;o e processamento de dados.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para converter n&#xFA;meros de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_9d9716174d0635e32b40e40f8ba46372\" data-link=\"https:\/\/hangarmma.com.br\/blog\/notacao-octal\/\" href=\"https:\/\/hangarmma.com.br\/blog\/notacao-octal\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">nota&#xE7;&#xE3;o octal<\/a> para decimal, deve-se calcular o valor de cada tr&iacute;ade bin&aacute;ria com <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_b2cc1dc32dcd28dea2c5a1827ef2bbd7\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>base<\/a> em pot&ecirc;ncias de 8. A cada posi&ccedil;&atilde;o, os valores s&atilde;o multiplicados por 8 elevado a uma <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_555b5d38d6960552ca65f98e44b9c9b6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/potencia\/\" href=\"https:\/\/hangarmma.com.br\/blog\/potencia\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">pot&#xEA;ncia<\/a> crescente (da direita para a esquerda, come&#xE7;ando em 0). Por exemplo, para o n&#xFA;mero octal <strong>001 010 100 001<\/strong>, a convers&#xE3;o seria feita como segue:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>A primeira tr&#xED;ade (<strong>001<\/strong>) equivale a <strong>1 &#xD7; 8&#xB3; = 512<\/strong>.<\/li>\n\n\n\n<li>A segunda tr&#xED;ade (<strong>010<\/strong>) equivale a <strong>2 &#xD7; 8&#xB2; = 128<\/strong>.<\/li>\n\n\n\n<li>A terceira tr&#xED;ade (<strong>100<\/strong>) equivale a <strong>4 &#xD7; 8&#xB9; = 32<\/strong>.<\/li>\n\n\n\n<li>A quarta tr&#xED;ade (<strong>001<\/strong>) equivale a <strong>1 &#xD7; 8&#x2070; = 1<\/strong>.<br>Somando todos os valores (<strong>512 + 128 + 32 + 1<\/strong>), obtemos o n&#xFA;mero decimal <strong>673<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">O processo inverso, ou seja, a convers&#xE3;o de decimal para octal, &#xE9; realizado por divis&#xF5;es sucessivas do n&#xFA;mero decimal por 8. Cada resto da divis&#xE3;o &#xE9; convertido em sua representa&#xE7;&#xE3;o bin&#xE1;ria de tr&#xEA;s d&#xED;gitos, e os resultados s&#xE3;o organizados em ordem inversa (do &#xFA;ltimo quociente ao primeiro). Por exemplo, ao converter o n&#xFA;mero decimal <strong>741<\/strong> para octal:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Divida 741 por 8: o quociente &#xE9; <strong>92<\/strong> e o resto &#xE9; <strong>5<\/strong> (bin&#xE1;rio <strong>101<\/strong>).<\/li>\n\n\n\n<li>Divida 92 por 8: o quociente &#xE9; <strong>11<\/strong> e o resto &#xE9; <strong>4<\/strong> (bin&#xE1;rio <strong>100<\/strong>).<\/li>\n\n\n\n<li>Divida 11 por 8: o quociente &#xE9; <strong>1<\/strong> e o resto &#xE9; <strong>3<\/strong> (bin&#xE1;rio <strong>011<\/strong>).<\/li>\n\n\n\n<li>Divida 1 por 8: o quociente &#xE9; <strong>0<\/strong> e o resto &#xE9; <strong>1<\/strong> (bin&#xE1;rio <strong>001<\/strong>).<br>Assim, o n&#xFA;mero decimal <strong>741<\/strong> &#xE9; representado em <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_9d9716174d0635e32b40e40f8ba46372\" data-link=\"https:\/\/hangarmma.com.br\/blog\/notacao-octal\/\" href=\"https:\/\/hangarmma.com.br\/blog\/notacao-octal\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">nota&#xE7;&#xE3;o octal<\/a> como <strong>001 011 100 101<\/strong>.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Essa nota&#xE7;&#xE3;o &#xE9; usada na eletr&#xF4;nica de aeronaves devido &#xE0; sua efici&#xEA;ncia na transmiss&#xE3;o e manipula&#xE7;&#xE3;o de grandes quantidades de dados bin&#xE1;rios, facilitando o <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_e410587e176283e4543b23736ebf5478\" data-link=\"https:\/\/hangarmma.com.br\/blog\/trabalho-work\/\" href=\"https:\/\/hangarmma.com.br\/blog\/trabalho-work\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">trabalho<\/a> com sistemas digitais e suas comunica&#xE7;&#xF5;es. Embora visualmente os espa&#xE7;os em branco possam ser utilizados para separar as tr&#xED;ades em certos contextos, em linguagens de computador e em dispositivos eletr&#xF4;nicos, os n&#xFA;meros octais geralmente s&#xE3;o representados sem esses separadores, formando uma sequ&#xEA;ncia cont&#xED;nua.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sistema Octal O sistema de nota\u00e7\u00e3o octal \u00e9 um m\u00e9todo de representar n\u00fameros usando a base 8, que utiliza oito s\u00edmbolos (0 a 7). Ele \u00e9 amplamente utilizado em computa\u00e7\u00e3o para simplificar a manipula\u00e7\u00e3o de n\u00fameros bin\u00e1rios, sendo especialmente relevante em sistemas digitais, como a eletr\u00f4nica de aeronaves. No octal, cada n\u00famero \u00e9 formado por [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"glossary-categories":[],"glossary-tags":[],"class_list":["post-18271","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Sistema de Nota\u00e7\u00e3o Octal - HANGAR MMA<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hangarmma.com.br\/blog\/sistema-de-notacao-octal\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sistema de Nota\u00e7\u00e3o Octal - HANGAR MMA\" \/>\n<meta property=\"og:description\" content=\"Sistema Octal O sistema de nota\u00e7\u00e3o octal \u00e9 um m\u00e9todo de representar n\u00fameros usando a base 8, que utiliza oito s\u00edmbolos (0 a 7). Ele \u00e9 amplamente utilizado em computa\u00e7\u00e3o para simplificar a manipula\u00e7\u00e3o de n\u00fameros bin\u00e1rios, sendo especialmente relevante em sistemas digitais, como a eletr\u00f4nica de aeronaves. 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