{"id":9914,"date":"2022-01-26T01:00:33","date_gmt":"2022-01-26T01:00:33","guid":{"rendered":"https:\/\/www.cybermedian.com\/fr\/?p=9914"},"modified":"2026-04-20T09:13:31","modified_gmt":"2026-04-20T09:13:31","slug":"cas-dutilisation-description-exemple","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/fr\/use-case-description-example\/","title":{"rendered":"Cas d&#8217;utilisation Description Exemple"},"content":{"rendered":"<p>Un cas d&#8217;utilisation est une description \u00e9crite de la fa\u00e7on dont un utilisateur ex\u00e9cute une t\u00e2che sur votre syst\u00e8me.\u00a0Il d\u00e9crit le comportement du syst\u00e8me du point de vue de l&#8217;utilisateur lorsqu&#8217;il r\u00e9pond \u00e0 une demande.\u00a0Chaque cas d&#8217;utilisation est repr\u00e9sent\u00e9 par une s\u00e9quence d&#8217;\u00e9tapes simples, commen\u00e7ant par l&#8217;objectif de l&#8217;utilisateur et se terminant lorsque l&#8217;objectif est atteint.<\/p>\n<p id=\"c257\" class=\"graf graf--p graf-after--h3\"><strong class=\"markup--strong markup--p-strong\">\u00a0Exemple\u00a0 de\u00a0<\/strong><a class=\"markup--anchor markup--p-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-use-case-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-use-case-diagram\/\"><strong class=\"markup--strong markup--p-strong\">cas d&#8217;utilisation<\/strong><\/a>\u00a0: syst\u00e8me de gestion scolaire&#8217;<\/p>\n<p id=\"d759\" class=\"graf graf--p graf-after--p\">Ici, je vais expliquer le cas de &#8220;Connexion&#8221;:<\/p>\n<figure id=\"6d1c\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/1wq1FySV_Raf5gnDX6wfSWQ.png\" data-image-id=\"1*wq1FySV_Raf5gnDX6wfSWQ.png\" data-width=\"969\" data-height=\"738\" data-is-featured=\"true\" \/><\/figure>\n<h4 id=\"4ed7\" class=\"graf graf--h4 graf-after--figure\"><span id=\"Looking_for_Use_Case_Tool_for_documenting_Use_Case_Diagram_as_well_as_Detailed_Use_Case_Description_More_Details\">Vous recherchez un outil de cas d&#8217;utilisation pour documenter le diagramme de cas d&#8217;utilisation ainsi qu&#8217;une description d\u00e9taill\u00e9e du cas d&#8217;utilisation\u00a0?\u00a0(\u00a0<a class=\"markup--anchor markup--h4-anchor\" href=\"https:\/\/www.visual-paradigm.com\/features\/use-case-description\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/features\/use-case-description\/\">Plus de d\u00e9tails<\/a>\u00a0)<\/span><\/h4>\n<h3 id=\"9d2e\" class=\"graf graf--h3 graf-after--h4\"><span id=\"Use_Case_Description\">Description du cas d&#8217;utilisation<\/span><\/h3>\n<p id=\"3a17\" class=\"graf graf--p graf-after--h3\">Utilisez une approche centr\u00e9e sur les cas pour la collecte des exigences.<\/p>\n<figure id=\"3f61\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/068CiaX8HrMhsxwDB.png\" data-image-id=\"0*68CiaX8HrMhsxwDB.png\" data-width=\"534\" data-height=\"5\" \/><\/figure>\n<h3 id=\"6558\" class=\"graf graf--h3 graf-after--figure\"><span id=\"Flow_of_Events_Editor\">\u00c9diteur de flux d&#8217;\u00e9v\u00e9nements<\/span><\/h3>\n<p id=\"4826\" class=\"graf graf--p graf-after--h3\">R\u00e9pertoriez les \u00e9tapes n\u00e9cessaires \u00e0 la r\u00e9alisation d&#8217;un cas d&#8217;utilisation, avec l&#8217;outil Flux d&#8217;\u00e9v\u00e9nements.\u00a0Le flux d&#8217;\u00e9v\u00e9nements est un \u00e9l\u00e9ment essentiel de toute description de cas d&#8217;utilisation.\u00a0Le logiciel de cas d&#8217;utilisation est livr\u00e9 avec un puissant outil d&#8217;\u00e9v\u00e9nements qui prend en charge l&#8217;\u00e9dition filaire, documente le flux \u00e9tendu, r\u00e9f\u00e9rence le cas d&#8217;utilisation inclus et pr\u00e9sente la logique m\u00e9tier avec les op\u00e9rateurs if-then-use et loop.\u00a0De plus, vous pouvez g\u00e9n\u00e9rer un diagramme de s\u00e9quence au niveau du syst\u00e8me et un diagramme d&#8217;activit\u00e9 \u00e0 partir du flux d&#8217;\u00e9v\u00e9nements \u00e0 utiliser pour communiquer des id\u00e9es de conception de syst\u00e8me.<\/p>\n<figure id=\"fbc3\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/0H3TDhqBFpWUV2MlT.png\" data-image-id=\"0*H3TDhqBFpWUV2MlT.png\" data-width=\"1170\" data-height=\"658\" \/><\/figure>\n<h3 id=\"94d2\" class=\"graf graf--h3 graf-after--figure\"><span id=\"Use_Case_Based_Notes_Editor\">Utiliser l&#8217;\u00e9diteur de notes bas\u00e9es sur des cas<\/span><\/h3>\n<p id=\"c9d3\" class=\"graf graf--p graf-after--h3\">En tant qu&#8217;outil d&#8217;analyse de cas d&#8217;utilisation complet, l&#8217;\u00e9diteur de description de cas d&#8217;utilisation prend en charge des fonctionnalit\u00e9s de prise de notes suppl\u00e9mentaires en plus du mod\u00e8le de cas d&#8217;utilisation traditionnel.\u00a0Discutez des exigences avec les parties prenantes et notez leurs demandes, suggestions et pr\u00e9occupations dans l&#8217;\u00e9diteur Use Case Notes.\u00a0L&#8217;\u00e9diteur de notes fournit une approche centr\u00e9e sur les cas d&#8217;utilisation pour g\u00e9rer les besoins des utilisateurs collect\u00e9s lors de discussions et de brainstorming.\u00a0Vous pouvez organiser les \u00e9l\u00e9ments de note dans la hi\u00e9rarchie, souligner le contenu cl\u00e9 avec des fonctions de formatage comme le gras et l&#8217;italique, et m\u00eame g\u00e9n\u00e9rer des flux d&#8217;\u00e9v\u00e9nements de mani\u00e8re s\u00e9lective \u00e0 partir des \u00e9l\u00e9ments de note.<\/p>\n<figure id=\"0fcf\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/0ad8is7ZxuU4wdncp.png\" data-image-id=\"0*ad8is7ZxuU4wdncp.png\" data-width=\"1170\" data-height=\"658\" \/><\/figure>\n<h3 id=\"dc5b\" class=\"graf graf--h3 graf-after--figure\"><span id=\"Requirements_in_Use_Case\">Exigences dans le cas d&#8217;utilisation<\/span><\/h3>\n<p id=\"dbf9\" class=\"graf graf--p graf-after--h3\">Un cas d&#8217;utilisation repr\u00e9sente un objectif m\u00e9tier.\u00a0La gestion des exigences dans le cadre d&#8217;un cas d&#8217;utilisation encourage \u00e0 son tour la cr\u00e9ation, la mise en \u0153uvre et la gestion d&#8217;exigences qui respectent et s&#8217;alignent sur les objectifs commerciaux \u00e9tablis.\u00a0Cette approche de gestion des exigences \u00e9vite les pertes de main-d&#8217;\u0153uvre, de temps de d\u00e9veloppement et de co\u00fbts r\u00e9sultant du d\u00e9veloppement de fonctionnalit\u00e9s ind\u00e9sirables.<\/p>\n<figure id=\"c99c\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/0oMopUVja0FjnU4k.png\" data-image-id=\"0*oMopUVja0FjnU4k_.png\" data-width=\"1170\" data-height=\"658\" \/><\/figure>\n<h3 id=\"8ab2\" class=\"graf graf--h3 graf-after--figure\"><span id=\"Elaborating_Use_Cases_with_Sub-Diagrams\">\u00c9laboration de cas d&#8217;utilisation avec des sous-diagrammes<\/span><\/h3>\n<p id=\"3536\" class=\"graf graf--p graf-after--h3\">Utilisez le diagramme de s\u00e9quence pour mod\u00e9liser l&#8217;interaction du syst\u00e8me, le diagramme d&#8217;activit\u00e9s pour mod\u00e9liser le flux de programmation de haut niveau, le diagramme de processus m\u00e9tier BPMN pour mod\u00e9liser les activit\u00e9s commerciales et le diagramme d&#8217;exigences SysML pour mod\u00e9liser les fonctions du syst\u00e8me.\u00a0Prenez le cas d&#8217;utilisation comme point de d\u00e9part de la conception du syst\u00e8me, \u00e9laborez-le avec d&#8217;autres diagrammes et g\u00e9rez-les tous sous le cas d&#8217;utilisation, proprement et avec tra\u00e7abilit\u00e9.<\/p>\n<figure id=\"c77f\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/0WbvoOVseHlyDMBjH.png\" data-image-id=\"0*WbvoOVseHlyDMBjH.png\" data-width=\"1170\" data-height=\"658\" \/><\/figure>\n<h3 id=\"a2f3\" class=\"graf graf--h3 graf-after--figure\"><span id=\"Managing_Reference_Artifacts\">Gestion des artefacts de r\u00e9f\u00e9rence<\/span><\/h3>\n<p id=\"ebc1\" class=\"graf graf--p graf-after--h3\">G\u00e9rer les fichiers suppl\u00e9mentaires, les pages Web, le mod\u00e8le interne et les liens de diagramme comme r\u00e9f\u00e9rences du cas d&#8217;utilisation.\u00a0Ces r\u00e9f\u00e9rences fournissent des d\u00e9tails sur un cas d&#8217;utilisation qui facilitent la communication et le d\u00e9veloppement continu du cas d&#8217;utilisation.\u00a0L&#8217;outil de cas d&#8217;utilisation vous aide \u00e0 conserver toutes les r\u00e9f\u00e9rences de mani\u00e8re organis\u00e9e.<\/p>\n<figure id=\"8aad\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/0pgV8z-zEEZXENHca.png\" data-image-id=\"0*pgV8z-zEEZXENHca.png\" data-width=\"1170\" data-height=\"658\" \/><\/figure>\n<h3 id=\"600f\" class=\"graf graf--h3 graf-after--figure\"><span id=\"Full_Use_Case_Specification_Generation\">G\u00e9n\u00e9ration compl\u00e8te de sp\u00e9cifications de cas d&#8217;utilisation<\/span><\/h3>\n<p id=\"b3b9\" class=\"graf graf--p graf-after--h3\">Produisez instantan\u00e9ment une sp\u00e9cification de cas d&#8217;utilisation compl\u00e8te qui comprend les d\u00e9tails collect\u00e9s sous le cas d&#8217;utilisation.\u00a0Notre puissant moteur de cr\u00e9ation de rapports vous aide \u00e0 saisir et \u00e0 organiser tous les d\u00e9tails des cas d&#8217;utilisation, et \u00e0 les pr\u00e9senter d&#8217;une mani\u00e8re qui a du sens pour les \u00e9quipes de d\u00e9veloppement et les parties prenantes.<\/p>\n<figure id=\"aeff\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/02\/0JFISJ8bzbdkIhgI.png\" data-image-id=\"0*JFISJ8bzbdkIhgI-.png\" data-width=\"1170\" data-height=\"658\" \/><\/figure>\n<h4 id=\"5f6c\" class=\"graf graf--h4 graf-after--figure\"><span id=\"Unified_Modeling_Language_Articles\">Articles sur le langage de mod\u00e9lisation unifi\u00e9<\/span><\/h4>\n<ul class=\"postList\">\n<li id=\"616d\" class=\"graf graf--li graf-after--h4\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-uml\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-uml\/\">Qu&#8217;est-ce qu&#8217;UML ?<\/a><\/li>\n<li id=\"0ed8\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/why-uml-modeling\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/why-uml-modeling\/\">Pourquoi la mod\u00e9lisation UML ?<\/a><\/li>\n<li id=\"0fe9\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/overview-of-the-14-uml-diagram-types\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/overview-of-the-14-uml-diagram-types\/\">Pr\u00e9sentation des 14 types de diagrammes UML<\/a><\/li>\n<li id=\"990c\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-class-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-class-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de classes\u00a0?<\/a><\/li>\n<li id=\"da49\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-component-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-component-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de composants\u00a0?<\/a><\/li>\n<li id=\"5714\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-deployment-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-deployment-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de d\u00e9ploiement\u00a0?<\/a><\/li>\n<li id=\"31df\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-object-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-object-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme d&#8217;objets\u00a0?<\/a><\/li>\n<li id=\"f3fe\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-package-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-package-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de package\u00a0?<\/a><\/li>\n<li id=\"dc0f\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-composite-structure-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-composite-structure-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de structure composite\u00a0?<\/a><\/li>\n<li id=\"9f3a\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-profile-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-profile-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de profil\u00a0?<\/a><\/li>\n<li id=\"82fb\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-use-case-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-use-case-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de cas d&#8217;utilisation\u00a0?<\/a><\/li>\n<li id=\"d69d\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-activity-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-activity-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme d&#8217;activit\u00e9\u00a0?<\/a><\/li>\n<li id=\"f340\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-state-machine-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-state-machine-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de machine d&#8217;\u00e9tat\u00a0?<\/a><\/li>\n<li id=\"a865\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-sequence-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-sequence-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de s\u00e9quence\u00a0?<\/a><\/li>\n<li id=\"f154\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-communication-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-communication-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de communication\u00a0?<\/a><\/li>\n<li id=\"9a7a\" class=\"graf graf--li graf-after--li\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-interaction-overview-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-interaction-overview-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme d&#8217;aper\u00e7u d&#8217;interaction\u00a0?<\/a><\/li>\n<li id=\"70db\" class=\"graf graf--li graf-after--li graf--trailing\"><a class=\"markup--anchor markup--li-anchor\" href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-timing-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-timing-diagram\/\">Qu&#8217;est-ce que le diagramme de temps<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Un cas d&#8217;utilisation est une description \u00e9crite de la mani\u00e8re dont un utilisateur ex\u00e9cute une t\u00e2che sur votre syst\u00e8me. Il d\u00e9crit le comportement du syst\u00e8me du point de vue de l&#8217;utilisateur lorsqu&#8217;il r\u00e9pond \u00e0 une demande. Chaque cas d&#8217;utilisation est repr\u00e9sent\u00e9 comme une s\u00e9quence d&#8217;\u00e9tapes simples, commen\u00e7ant par l&#8217;objectif de l&#8217;utilisateur et se terminant lorsque l&#8217;objectif est atteint.<\/p>\n","protected":false},"author":5,"featured_media":9916,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-9914","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-unified-modeling-language"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Cas d&#039;utilisation Description Exemple - Cyberm\u00e9diane<\/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:\/\/www.cybermedian.com\/fr\/use-case-description-example\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cas d&#039;utilisation Description Exemple - Cyberm\u00e9diane\" \/>\n<meta property=\"og:description\" content=\"Un cas d&#039;utilisation est une description \u00e9crite de la mani\u00e8re dont un utilisateur ex\u00e9cute une t\u00e2che sur votre syst\u00e8me. Il d\u00e9crit le comportement du syst\u00e8me du point de vue de l&#039;utilisateur lorsqu&#039;il r\u00e9pond \u00e0 une demande. 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