{"id":54526,"date":"2024-09-12T01:56:19","date_gmt":"2024-09-12T08:56:19","guid":{"rendered":"https:drivesaversdatarecovery.com\/\/?p=54526"},"modified":"2024-10-03T10:27:57","modified_gmt":"2024-10-03T17:27:57","slug":"what-is-computer-memory","status":"publish","type":"post","link":"https:\/\/drivesaversdatarecovery.com\/fr-fr\/blog\/what-is-computer-memory\/","title":{"rendered":"Qu'est-ce que la m\u00e9moire d'un ordinateur ?"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><div class=\"vc_row wpb_row vc_row-fluid vc_row-o-content-middle vc_row-flex wpex-relative add-overlay-header-offset\"><div class=\"overlay-header-offset-div wpex-w-100\"  style=\"height:var(--wpex-site-header-height, 100px);\"><\/div><div class=\"wpb_column vc_column_container vc_col-sm-3\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><figure class=\"vcex-image vcex-module\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"273\" height=\"273\" src=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2022\/09\/clean-room-guide.png\" class=\"vcex-image-img wpex-align-middle\" alt=\"DriveSavers Clean Room Guide\" decoding=\"async\" srcset=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2022\/09\/clean-room-guide.png 273w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2022\/09\/clean-room-guide-150x150.png 150w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2022\/09\/clean-room-guide-12x12.png 12w\" sizes=\"(max-width: 273px) 100vw, 273px\" \/><\/div><\/figure><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-9\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>La m\u00e9moire d'un ordinateur est un espace de stockage pour les donn\u00e9es et les instructions dont votre ordinateur a besoin pour travailler rapidement. C'est comme un assistant pratique qui aide le CPU (unit\u00e9 centrale de traitement - le cerveau de votre ordinateur) \u00e0 saisir et traiter les informations rapidement, assurant ainsi que tout fonctionne correctement. Sans m\u00e9moire, votre ordinateur serait perdu et confus : il ne saurait pas o\u00f9 stocker ou trouver les informations n\u00e9cessaires pour accomplir ses t\u00e2ches. Consid\u00e9rez-la comme un endroit o\u00f9 le syst\u00e8me d'exploitation, le mat\u00e9riel et les logiciels peuvent se rencontrer et acc\u00e9der facilement aux donn\u00e9es dont ils ont besoin.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><h2 class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl wpex-h2\"><span class=\"vcex-heading-inner wpex-inline-block\">Quels sont les types de m\u00e9moire informatique ?<\/span><\/h2>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Dans les ordinateurs, il existe deux types de m\u00e9moire : la m\u00e9moire primaire et la m\u00e9moire secondaire. Elles remplissent des fonctions tr\u00e8s diff\u00e9rentes et soutiennent l'appareil de mani\u00e8re unique. Voici une analogie simple pour comprendre la diff\u00e9rence :<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<div class=\"vc_empty_space\"   style=\"height: 32px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-6\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>M\u00e9moire principale de l\u2019ordinateur (RAM et ROM) :<\/strong> Imaginez la m\u00e9moire de l\u2019ordinateur comme une rang\u00e9e de casiers dans une maternelle. Quand les enfants arrivent, ils remplissent leurs casiers avec leurs vestes, sacs \u00e0 dos et go\u00fbters \u2014 tout ce dont ils ont besoin pendant la journ\u00e9e. \u00c0 la fin de la journ\u00e9e, ils (devraient) vider leurs casiers et ramener leurs affaires \u00e0 la maison, les laissant \u00e0 nouveau vides. C\u2019est ainsi que fonctionne la m\u00e9moire principale. Les informations doivent \u00eatre conserv\u00e9es seulement le temps n\u00e9cessaire, puis lib\u00e9r\u00e9es une fois l\u2019appareil \u00e9teint ou inutilis\u00e9.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-6\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>M\u00e9moire secondaire de l\u2019ordinateur :<\/strong> \u00c0 l\u2019inverse, au d\u00e9but de chaque ann\u00e9e, l\u2019enseignant \u00e9tiquette chaque casier avec le nom d\u2019un \u00e9l\u00e8ve. C\u2019est la m\u00e9moire secondaire de l\u2019ordinateur. Ces \u00e9tiquettes restent sur les casiers toute l\u2019ann\u00e9e ou jusqu\u2019\u00e0 ce que l\u2019enseignant d\u00e9cide de les modifier manuellement, tout comme les donn\u00e9es stock\u00e9es sur la m\u00e9moire secondaire restent en place jusqu\u2019\u00e0 ce que l\u2019utilisateur choisisse de les supprimer ou de les modifier.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>C'est une explication simplifi\u00e9e de la m\u00e9moire primaire et secondaire, mais vous saisissez l'id\u00e9e. Maintenant, nous pouvons explorer chaque type de m\u00e9moire dans un ordinateur de mani\u00e8re plus d\u00e9taill\u00e9e.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><style>.vcex-image.vcex_69f950b43b5ce .vcex-image-img{border-radius:var(--wpex-rounded);}<\/style><figure class=\"vcex-image vcex-module vcex_69f950b43b5ce\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"1200\" height=\"627\" src=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/What-is-Computer-Memory-WD1.webp\" class=\"vcex-image-img wpex-align-middle\" alt=\"\" decoding=\"async\" srcset=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/What-is-Computer-Memory-WD1.webp 1200w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/What-is-Computer-Memory-WD1-300x157.webp 300w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/What-is-Computer-Memory-WD1-1024x535.webp 1024w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/What-is-Computer-Memory-WD1-768x401.webp 768w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/What-is-Computer-Memory-WD1-18x9.webp 18w\" sizes=\"(max-width: 1200px) 100vw, 1200px\" \/><\/div><\/figure><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><h2 class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl wpex-h2\"><span class=\"vcex-heading-inner wpex-inline-block\">M\u00e9moire informatique primaire<\/span><\/h2>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Ce type de m\u00e9moire dans un ordinateur est situ\u00e9 \u00e0 proximit\u00e9 du CPU sur la carte m\u00e8re. En raison de cette proximit\u00e9, le CPU peut lire rapidement la m\u00e9moire primaire. Les donn\u00e9es sont enregistr\u00e9es dans la m\u00e9moire primaire pour une utilisation imm\u00e9diate, g\u00e9n\u00e9ralement pendant une seule session.<\/p>\n<h4>La m\u00e9moire primaire de l'ordinateur est divis\u00e9e en deux types principaux : la RAM et la ROM.<\/h4>\n\n\t\t<\/div>\n\t<\/div>\n<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid vc_row-o-equal-height vc_row-o-content-middle vc_row-flex wpex-vc-full-width-row wpex-vc-full-width-row--no-padding wpex-relative tablet-fullwidth-columns\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_separator wpb_content_element vc_separator_align_center vc_sep_width_100 vc_sep_border_width_10 vc_sep_pos_align_center vc_separator_no_text vc_sep_color_grey wpb_content_element  wpb_content_element\" ><span class=\"vc_sep_holder vc_sep_holder_l\"><span class=\"vc_sep_line\"><\/span><\/span><span class=\"vc_sep_holder vc_sep_holder_r\"><span class=\"vc_sep_line\"><\/span><\/span>\n<\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div><div class=\"vc_row wpb_row vc_inner vc_row-fluid vc_row-o-content-middle vc_row-flex wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><figure class=\"vcex-image vcex-module\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"400\" height=\"409\" src=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/ram_trans.webp\" class=\"vcex-image-img wpex-align-middle\" alt=\"M\u00e9moire vive (RAM)\" decoding=\"async\" srcset=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/ram_trans.webp 400w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/ram_trans-293x300.webp 293w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/ram_trans-12x12.webp 12w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/div><\/figure><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-8\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><h3 class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl wpex-h3\"><span class=\"vcex-heading-inner wpex-inline-block\">M\u00e9moire vive (RAM)<\/span><\/h3>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>La plupart des gens connaissent la RAM comme le type de m\u00e9moire d'ordinateur ayant le plus grand impact sur la vitesse de fonctionnement. La RAM, qui signifie Random Access Memory (m\u00e9moire \u00e0 acc\u00e8s direct), est extr\u00eamement rapide. Et plus vous avez de RAM, plus votre syst\u00e8me sera rapide. La RAM est une m\u00e9moire volatile, ce qui signifie que toutes les informations stock\u00e9es dans la RAM sont effac\u00e9es d\u00e8s que l'ordinateur perd son alimentation.<\/p>\n<h4>Il existe deux types de m\u00e9moire RAM pour les ordinateurs :<\/h4>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div class=\"vc_empty_space\"   style=\"height: 32px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-6\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>DRAM :<\/strong> Ce type de RAM s\u2019appelle m\u00e9moire vive dynamique (DRAM) et c\u2019est le type le plus couramment utilis\u00e9 dans les ordinateurs. La DRAM est la plus lente des deux types de RAM et elle est g\u00e9n\u00e9ralement moins ch\u00e8re.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-6\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>SRAM :<\/strong> Ce type de RAM est appel\u00e9 m\u00e9moire vive statique (SRAM). La SRAM est deux \u00e0 trois fois plus rapide que la DRAM, mais elle est aussi plus encombrante et g\u00e9n\u00e9ralement plus co\u00fbteuse.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid vc_row-o-equal-height vc_row-o-content-middle vc_row-flex wpex-vc-full-width-row wpex-vc-full-width-row--no-padding wpex-relative tablet-fullwidth-columns\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_separator wpb_content_element vc_separator_align_center vc_sep_width_100 vc_sep_border_width_10 vc_sep_pos_align_center vc_separator_no_text vc_sep_color_grey wpb_content_element  wpb_content_element\" ><span class=\"vc_sep_holder vc_sep_holder_l\"><span class=\"vc_sep_line\"><\/span><\/span><span class=\"vc_sep_holder vc_sep_holder_r\"><span class=\"vc_sep_line\"><\/span><\/span>\n<\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_empty_space\"   style=\"height: 32px\"><span class=\"vc_empty_space_inner\"><\/span><\/div><div class=\"vc_row wpb_row vc_inner vc_row-fluid vc_row-o-content-middle vc_row-flex wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><figure class=\"vcex-image vcex-module\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"400\" height=\"409\" src=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/rom_trans.webp\" class=\"vcex-image-img wpex-align-middle\" alt=\"ROM (m\u00e9moire en lecture seule)\" decoding=\"async\" srcset=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/rom_trans.webp 400w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/rom_trans-293x300.webp 293w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/09\/rom_trans-12x12.webp 12w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><\/div><\/figure><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-8\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><h3 class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl wpex-h3\"><span class=\"vcex-heading-inner wpex-inline-block\">ROM (m\u00e9moire en lecture seule)<\/span><\/h3>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>La ROM (Read-Only Memory), ou m\u00e9moire morte, est l'autre type de m\u00e9moire primaire dans un ordinateur. Comme son nom l'indique, ce type de m\u00e9moire primaire permet uniquement de lire les donn\u00e9es, mais pas de les \u00e9crire. La ROM est une forme rapide de m\u00e9moire non volatile, ce qui signifie que les donn\u00e9es stock\u00e9es dans la ROM sont permanentes et restent enregistr\u00e9es m\u00eame lorsque l'ordinateur est \u00e9teint. Cela s'explique par le fait que la ROM ne d\u00e9pend pas d'un courant \u00e9lectrique pour enregistrer les donn\u00e9es, mais \u00e9crit les donn\u00e9es dans des cellules individuelles en utilisant du code binaire.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>La ROM est fr\u00e9quemment utilis\u00e9e pour stocker des fichiers permanents tels que le BIOS et le syst\u00e8me d'exploitation, ainsi que les instructions pour l'initialisation du syst\u00e8me, appel\u00e9es le processus de d\u00e9marrage. Elle est \u00e9galement utilis\u00e9e dans les syst\u00e8mes embarqu\u00e9s pr\u00e9sents dans les appareils m\u00e9nagers, les dispositifs m\u00e9dicaux et les \u00e9lectroniques automobiles, o\u00f9 un logiciel fiable est crucial. Bien que la ROM soit non volatile, elle est consid\u00e9r\u00e9e comme une m\u00e9moire primaire car elle est directement accessible par le CPU.<\/p>\n<h4>Il existe plusieurs types de m\u00e9moire ROM :<\/h4>\n\n\t\t<\/div>\n\t<\/div>\n<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div><div class=\"vc_row wpb_row vc_inner vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>EEPROM :<\/strong> La m\u00e9moire morte programmable effa\u00e7able \u00e9lectriquement (EEPROM) est un type de m\u00e9moire non volatile qui peut \u00eatre modifi\u00e9e par l\u2019utilisateur. Cette modification se fait en appliquant une tension \u00e9lectrique plus \u00e9lev\u00e9e que la normale, ce qui permet d\u2019\u00e9crire et d\u2019effacer les donn\u00e9es plusieurs fois. L\u2019\u00e9criture dans l\u2019EEPROM se fait g\u00e9n\u00e9ralement octet par octet.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>EPROM :<\/strong> La m\u00e9moire morte programmable effa\u00e7able (EPROM) est une forme de ROM qui peut \u00eatre programm\u00e9e, effac\u00e9e, puis reprogramm\u00e9e plusieurs fois. Cela se fait en exposant la puce \u00e0 une lumi\u00e8re ultraviolette \u00e0 travers une fen\u00eatre situ\u00e9e sur le bo\u00eetier de la puce pour effacer la m\u00e9moire.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p class=\"translation-block\"><strong>PROM :<\/strong> La m\u00e9moire morte programmable (PROM) est livr\u00e9e vide et est programm\u00e9e ult\u00e9rieurement \u00e0 l\u2019aide d\u2019un programmateur ou graveur PROM. Elle ne peut \u00eatre \u00e9crite qu\u2019une seule fois, puis son contenu devient permanent : elle ne peut ni \u00eatre effac\u00e9e, ni reprogramm\u00e9e.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Les principales formes de m\u00e9moire informatique sont essentielles au bon fonctionnement de votre appareil. Elles sont situ\u00e9es sur la carte m\u00e8re et permettent un acc\u00e8s rapide aux donn\u00e9es et aux instructions n\u00e9cessaires pour que le processeur (CPU) puisse r\u00e9cup\u00e9rer et traiter l'information de mani\u00e8re efficace.<\/p>\n<p>Maintenant, concentrons-nous sur la m\u00e9moire secondaire de l'ordinateur, qui compl\u00e8te la m\u00e9moire principale en offrant un stockage \u00e0 long terme pour les donn\u00e9es et les applications.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid vc_row-o-equal-height vc_row-o-content-middle vc_row-flex wpex-vc-full-width-row wpex-vc-full-width-row--no-padding wpex-relative tablet-fullwidth-columns\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><div class=\"vc_separator wpb_content_element vc_separator_align_center vc_sep_width_100 vc_sep_border_width_10 vc_sep_pos_align_center vc_separator_no_text vc_sep_color_grey wpb_content_element  wpb_content_element\" ><span class=\"vc_sep_holder vc_sep_holder_l\"><span class=\"vc_sep_line\"><\/span><\/span><span class=\"vc_sep_holder vc_sep_holder_r\"><span class=\"vc_sep_line\"><\/span><\/span>\n<\/div><\/div><\/div><\/div><\/div><div class=\"vc_row wpb_row vc_row-fluid wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-12\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><h2 class=\"vcex-heading vcex-heading-plain vcex-module wpex-heading wpex-text-2xl wpex-h2\"><span class=\"vcex-heading-inner wpex-inline-block\">M\u00e9moire informatique secondaire<\/span><\/h2><div class=\"vc_row wpb_row vc_inner vc_row-fluid vc_row-o-content-middle vc_row-flex wpex-relative\"><div class=\"wpb_column vc_column_container vc_col-sm-4\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\"><figure class=\"vcex-image vcex-module\"><div class=\"vcex-image-inner wpex-relative wpex-inline-block\"><img width=\"584\" height=\"374\" src=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/05\/recover.png\" class=\"vcex-image-img wpex-align-middle\" alt=\"\" decoding=\"async\" srcset=\"https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/05\/recover.png 584w, https:\/\/drivesaversdatarecovery.com\/wp-content\/uploads\/2024\/05\/recover-300x192.png 300w\" sizes=\"(max-width: 584px) 100vw, 584px\" \/><\/div><\/figure><\/div><\/div><\/div><div class=\"wpb_column vc_column_container vc_col-sm-8\"><div class=\"vc_column-inner\"><div class=\"wpb_wrapper\">\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>La m\u00e9moire secondaire de l'ordinateur est l'endroit o\u00f9 vous sauvegardez les \u00e9l\u00e9ments que vous souhaitez conserver, comme des donn\u00e9es, des documents, des bases de donn\u00e9es, des photos, des vid\u00e9os, etc.<\/p>\n<p>Presque tout ce qui concerne la m\u00e9moire secondaire de l'ordinateur est diff\u00e9rent de la m\u00e9moire primaire, et la diff\u00e9rence commence par l'emplacement. Contrairement \u00e0 la m\u00e9moire primaire, qui est stock\u00e9e sur la carte m\u00e8re, la m\u00e9moire secondaire r\u00e9side sur un p\u00e9riph\u00e9rique de stockage interne ou externe, connect\u00e9 directement \u00e0 l'ordinateur ou via un r\u00e9seau.<\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>La m\u00e9moire secondaire est beaucoup plus abordable que la m\u00e9moire primaire. Cependant, on en a pour son argent, car les vitesses de lecture et d\u2019\u00e9criture sont beaucoup plus lentes. Dans le cas de la m\u00e9moire secondaire, la lenteur ne signifie pas toujours mauvaise qualit\u00e9. Ce qui est consid\u00e9r\u00e9 comme lent selon les normes informatiques repr\u00e9sente souvent seulement des fractions de seconde pour vous.<\/p>\n<p>Il existe de nombreux types de m\u00e9moire secondaire pour ordinateurs. Il est probable que vous utilisiez une combinaison de ces options pour la sauvegarde ou simplement en tant que solution de stockage suppl\u00e9mentaire.<\/p>\n<h4>Voici un aper\u00e7u des diff\u00e9rentes options disponibles :<\/h4>\n\n\t\t<\/div>\n\t<\/div>\n<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<ul>\n<li class=\"translation-block\"><strong><a href=\"https:\/\/drivesaversdatarecovery.com\/fr-fr\/services-de-recuperation-des-donnees\/appareils-pris-en-charge\/recuperation-du-disque-dur\/\" target=\"_self\">Disques durs (HDD)<\/a>\u202f:<\/strong> Les disques durs \u00e9taient autrefois la forme de stockage informatique la plus r\u00e9pandue, mais sont devenus obsol\u00e8tes avec l\u2019essor des disques \u00e0 m\u00e9moire flash (SSD).<\/li>\n<li class=\"translation-block\"><strong><a href=\"https:\/\/drivesaversdatarecovery.com\/fr-fr\/services-de-recuperation-des-donnees\/appareils-pris-en-charge\/recuperation-de-donnees-sur-disque-dur-ssd\/\" target=\"_self\">Disques \u00e0 m\u00e9moire flash (SSD)<\/a>\u202f:<\/strong> Les SSD et les SSD embarqu\u00e9s sont aujourd\u2019hui la forme la plus courante de stockage secondaire. Ces disques utilisent la technologie flash pour stocker les donn\u00e9es rapidement et efficacement.<\/li>\n<li class=\"translation-block\"><strong><a href=\"https:\/\/drivesaversdatarecovery.com\/fr-fr\/services-de-recuperation-des-donnees\/appareils-pris-en-charge\/recuperation-de-donnees-sur-support-amovible\/\" target=\"_self\">Cl\u00e9s USB \/ Cartes m\u00e9moire pour ordinateurs<\/a>\u202f:<\/strong> Les cl\u00e9s USB et les cartes m\u00e9moire pour ordinateurs sont utilis\u00e9es dans divers appareils \u00e9lectroniques, notamment les appareils photo num\u00e9riques, les smartphones, les tablettes, les consoles de jeux et les cl\u00e9s USB, ainsi que dans les SSD avanc\u00e9s. Ce type de stockage offre une excellente portabilit\u00e9. Contrairement aux disques durs, les cl\u00e9s USB ne contiennent aucune pi\u00e8ce mobile, ce qui les rend moins sensibles aux dommages physiques lors du transport.<\/li>\n<li class=\"translation-block\"><strong>Lecteurs optiques (CD ou DVD)\u202f:<\/strong> Les lecteurs CD ou DVD \u00e9taient autrefois une forme tr\u00e8s populaire de stockage de donn\u00e9es portable. Mais aujourd\u2019hui, presque tout le monde utilise des solutions de stockage en ligne et des formes de stockage mobile plus petites et moins fragiles.<\/li>\n<\/ul>\n\n\t\t<\/div>\n\t<\/div>\n<div class=\"vcex-spacing wpex-w-100 wpex-clear\" style=\"height:20px;\"><\/div>\n\t<div class=\"wpb_text_column wpb_content_element\" >\n\t\t<div class=\"wpb_wrapper\">\n\t\t\t<p>Chaque ordinateur dispose d'une m\u00e9moire primaire et secondaire, mais la configuration d\u00e9pend de vous et de vos objectifs. Peu importe comment votre stockage est configur\u00e9, il est important de prendre conscience des risques de perte de donn\u00e9es.<\/p>\n<p class=\"translation-block\">Si votre ordinateur ou disque dur est en panne et que vous avez du mal \u00e0 acc\u00e9der \u00e0 vos donn\u00e9es, <a href=\"https:\/\/drivesaversdatarecovery.com\/fr-fr\/contact\/\" target=\"_self\">contactez DriveSavers d\u00e8s aujourd\u2019hui pour une r\u00e9cup\u00e9ration experte de vos donn\u00e9es.<\/a><\/p>\n\n\t\t<\/div>\n\t<\/div>\n<\/div><\/div><\/div><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"Computer memory is a storage space for the data and instructions your computer needs to work with quickly. It's like a handy assistant that helps the CPU (central processing unit \u2013 the brain of your computer) to grab and process info fast, making sure everything runs smoothly. Without memory, your computer would be lost and&hellip;","protected":false},"author":25,"featured_media":74301,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"inline_featured_image":false,"footnotes":""},"categories":[264],"tags":[],"post_series":[],"class_list":["post-54526","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","entry","has-media"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.9 (Yoast SEO v27.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What is Computer Memory?<\/title>\n<meta name=\"description\" content=\"Computer memory is one of the most important parts of your device, and it\u2019s a component everyone should understand.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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