{"id":10109,"date":"2022-01-26T01:30:24","date_gmt":"2022-01-26T01:30:24","guid":{"rendered":"https:\/\/www.cybermedian.com\/fr\/?p=10109"},"modified":"2026-04-20T09:13:20","modified_gmt":"2026-04-20T09:13:20","slug":"un-guide-simple-pour-lanalyse-de-cas-dutilisation","status":"publish","type":"post","link":"https:\/\/www.cybermedian.com\/fr\/a-simple-guide-to-use-case-analysis\/","title":{"rendered":"Un guide simple pour l&#8217;analyse de cas d&#8217;utilisation"},"content":{"rendered":"<section class=\"section section--body section--first\">\n<div class=\"section-content\">\n<div class=\"section-inner sectionLayout--insetColumn\">\n<h3 id=\"c382\" class=\"graf graf--h3 graf-after--h3\"><span id=\"What_is_use_case_analysis\">Qu&#8217;est-ce que l&#8217;analyse de cas d&#8217;utilisation\u00a0?<\/span><\/h3>\n<p id=\"bd65\" class=\"graf graf--p graf-after--h3\">Les diagrammes de cas d&#8217;utilisation sont principalement utilis\u00e9s pour d\u00e9crire les r\u00f4les et les liens entre les r\u00f4les et les cas d&#8217;utilisation.\u00a0Expliquez qui utilisera le syst\u00e8me et ce qu&#8217;ils peuvent en faire.<\/p>\n<p id=\"8b8f\" class=\"graf graf--p graf-after--p\">Un diagramme de cas d&#8217;utilisation contient plusieurs \u00e9l\u00e9ments de mod\u00e8le, tels que des syst\u00e8mes, des participants et des cas d&#8217;utilisation, et montre diverses relations entre ces \u00e9l\u00e9ments, telles que la g\u00e9n\u00e9ralisation, l&#8217;association et la d\u00e9pendance.<\/p>\n<p id=\"a18f\" class=\"graf graf--p graf-after--p\">Il montre un diagramme de mod\u00e8le fonctionnel du syst\u00e8me qu&#8217;un utilisateur externe peut observer.\u00a0Les cas d&#8217;utilisation aident l&#8217;\u00e9quipe de d\u00e9veloppement \u00e0 comprendre les exigences fonctionnelles du syst\u00e8me de mani\u00e8re visuelle.<\/p>\n<h3 id=\"0014\" class=\"graf graf--h3 graf-after--p\"><span id=\"The_Elements_of_Use_Case_Diagram\">Les \u00e9l\u00e9ments du diagramme de cas d&#8217;utilisation<\/span><\/h3>\n<p id=\"3194\" class=\"graf graf--p graf-after--h3\">Le diagramme de cas d&#8217;utilisation contient 6 \u00e9l\u00e9ments, \u00e0 savoir<\/p>\n<ul class=\"postList\">\n<li id=\"407f\" class=\"graf graf--li graf-after--p\">Acteur<\/li>\n<li id=\"9d8e\" class=\"graf graf--li graf-after--li\">Cas d&#8217;utilisation<\/li>\n<li id=\"cac5\" class=\"graf graf--li graf-after--li\">Association<\/li>\n<li id=\"8ea6\" class=\"graf graf--li graf-after--li\">Inclure les relations<\/li>\n<li id=\"0fe8\" class=\"graf graf--li graf-after--li\">Relations \u00e9tendues (Extend)<\/li>\n<li id=\"407d\" class=\"graf graf--li graf-after--li\">Relation de g\u00e9n\u00e9ralisation<\/li>\n<\/ul>\n<figure id=\"a955\" class=\"graf graf--figure graf-after--li\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/01\/0m7B63ztiMQ7B6Q9u.png\" data-image-id=\"0*m7B63ztiMQ7B6Q9u.png\" data-width=\"792\" data-height=\"571\" data-is-featured=\"true\" \/><\/figure>\n<p id=\"fe73\" class=\"graf graf--p graf-after--figure\">Vous pouvez \u00e9galement placer des limites de syst\u00e8me dans le diagramme de cas d&#8217;utilisation pour indiquer la port\u00e9e du syst\u00e8me.<\/p>\n<h3 id=\"d89b\" class=\"graf graf--h3 graf-after--p\"><span id=\"Actor\">Acteur<\/span><\/h3>\n<p id=\"a5ee\" class=\"graf graf--p graf-after--h3\">Quels sont les r\u00f4les qui utilisent ce syst\u00e8me ?\u00a0Diff\u00e9rents r\u00f4les utilisent diff\u00e9rentes fonctions syst\u00e8me, qui sont repr\u00e9sent\u00e9es par des m\u00e9chants dans le diagramme de cas d&#8217;utilisation.<\/p>\n<ul class=\"postList\">\n<li id=\"586e\" class=\"graf graf--li graf-after--p\">Une entit\u00e9 externe<\/li>\n<li id=\"a79b\" class=\"graf graf--li graf-after--li\">Participer au processus d&#8217;ex\u00e9cution des cas d&#8217;utilisation<\/li>\n<li id=\"0075\" class=\"graf graf--li graf-after--li\">Les acteurs sont repr\u00e9sent\u00e9s par les r\u00f4les qu&#8217;ils jouent en participant \u00e0 un cas d&#8217;utilisation<\/li>\n<li id=\"668f\" class=\"graf graf--li graf-after--li\">Chaque acteur peut participer \u00e0 un ou plusieurs cas d&#8217;utilisation<\/li>\n<\/ul>\n<h4 id=\"b146\" class=\"graf graf--h4 graf-after--li\"><span id=\"Types_of_Actor\">Types d&#8217;acteur<\/span><\/h4>\n<ol class=\"postList\">\n<li id=\"de1f\" class=\"graf graf--li graf-after--h4\">Utilisateurs du syst\u00e8me &#8211; Les personnes r\u00e9elles, les utilisateurs, sont les acteurs les plus courants qui existent dans presque tous les syst\u00e8mes, et ils doivent \u00eatre nomm\u00e9s en fonction des r\u00f4les<br \/>\nAutres syst\u00e8mes qui interagissent avec le syst\u00e8me en cours de construction<\/li>\n<li id=\"345b\" class=\"graf graf--li graf-after--li\">Programme externe &#8211; Exemple, lorsque le client n&#8217;a pas rendu la voiture au moment du retour, le syst\u00e8me rappellera au repr\u00e9sentant du service client d&#8217;appeler le client, et l&#8217;heure ou le syst\u00e8me externe devient un acteur du syst\u00e8me<\/li>\n<li id=\"76fb\" class=\"graf graf--li graf-after--li\">D&#8217;autres incluent les p\u00e9riph\u00e9riques mat\u00e9riels, les services externes et les bases de donn\u00e9es externes<\/li>\n<\/ol>\n<h4 id=\"36a8\" class=\"graf graf--h4 graf-after--li\"><span id=\"How_to_find_system_participants\">Comment trouver des participants au syst\u00e8me\u00a0?<\/span><\/h4>\n<ul class=\"postList\">\n<li id=\"eebc\" class=\"graf graf--li graf-after--h4\">Qui utilisera les principales fonctions du syst\u00e8me<\/li>\n<li id=\"5efb\" class=\"graf graf--li graf-after--li\">Qui aura besoin du soutien du syst\u00e8me pour faire son travail<\/li>\n<li id=\"7a73\" class=\"graf graf--li graf-after--li\">Qui devra entretenir et g\u00e9rer le syst\u00e8me<\/li>\n<li id=\"b2d6\" class=\"graf graf--li graf-after--li\">Quels p\u00e9riph\u00e9riques mat\u00e9riels le syst\u00e8me doit g\u00e9rer<\/li>\n<li id=\"be52\" class=\"graf graf--li graf-after--li\">Quel syst\u00e8me interagit avec ce syst\u00e8me<\/li>\n<\/ul>\n<h4 id=\"3480\" class=\"graf graf--h4 graf-after--li\"><span id=\"Starter_and_supporter\">Initiateur et supporter<\/span><\/h4>\n<ul class=\"postList\">\n<li id=\"6c81\" class=\"graf graf--li graf-after--h4\">Qui ou quel syst\u00e8me est int\u00e9ress\u00e9 par les r\u00e9sultats produits par ce syst\u00e8me<\/li>\n<li id=\"4174\" class=\"graf graf--li graf-after--li\">L&#8217;initiateur est l&#8217;objet de service principal du cas d&#8217;utilisation<br \/>\nL&#8217;autre est le participant qui joue le r\u00f4le de supporter<\/li>\n<\/ul>\n<h4 id=\"ab6b\" class=\"graf graf--h4 graf-after--li\"><span id=\"Relationship_between_use_cases\">Relation entre les cas d&#8217;utilisation<\/span><\/h4>\n<p id=\"2fed\" class=\"graf graf--p graf-after--h4\">Relation d&#8217;association (elle repr\u00e9sente la relation entre les participants et les cas d&#8217;utilisation. En UML, elle est souvent repr\u00e9sent\u00e9e par une ligne droite ou une ligne avec une fl\u00e8che pointant vers le r\u00e9cepteur de l&#8217;information)<\/p>\n<figure id=\"bcfa\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/01\/066Yxwp_fpiKjhlpk.png\" data-image-id=\"0*66Yxwp_fpiKjhlpk.png\" data-width=\"616\" data-height=\"360\" \/><\/figure>\n<h4 id=\"e65d\" class=\"graf graf--h4 graf-after--figure\"><span id=\"Structuring_Use_Cases_with_Relationships\">Structuration des cas d&#8217;utilisation avec des relations<\/span><\/h4>\n<p id=\"28ab\" class=\"graf graf--p graf-after--h4\">Relation extension \/ extension (cela signifie que de nouveaux comportements sont ajout\u00e9s aux cas d&#8217;utilisation existants sous certaines conditions. Les nouveaux cas d&#8217;utilisation obtenus sont appel\u00e9s cas d&#8217;utilisation \u00e9tendus, et les cas d&#8217;utilisation d&#8217;origine sont appel\u00e9s cas d&#8217;utilisation de base, ce qui \u00e9quivaut \u00e0 fournir une fonction suppl\u00e9mentaire pour les cas d&#8217;utilisation de base. Il est repr\u00e9sent\u00e9 par des lignes pointill\u00e9es avec des fl\u00e8ches en UML, et les fl\u00e8ches pointent vers les cas d&#8217;utilisation de base)<\/p>\n<p id=\"6783\" class=\"graf graf--p graf-after--p\">Relation incluse (cela signifie que le comportement d&#8217;autres cas d&#8217;utilisation peut \u00eatre simplement inclus, et le comportement du cas d&#8217;utilisation qu&#8217;il contient peut \u00eatre consid\u00e9r\u00e9 comme faisant partie de son propre comportement. Il est souvent repr\u00e9sent\u00e9 par des lignes pointill\u00e9es avec des fl\u00e8ches dans UML, et le les fl\u00e8ches pointent vers les cas d&#8217;utilisation inclus)<\/p>\n<p id=\"3d20\" class=\"graf graf--p graf-after--p\">Relation de g\u00e9n\u00e9ralisation (fait r\u00e9f\u00e9rence au fait qu&#8217;un cas d&#8217;utilisation parent peut \u00eatre sp\u00e9cialis\u00e9 pour former plusieurs cas d&#8217;utilisation enfants, et la relation entre les cas d&#8217;utilisation parents et les cas d&#8217;utilisation enfants est la relation de g\u00e9n\u00e9ralisation. En UML, elle est repr\u00e9sent\u00e9e par une ligne continue d&#8217;un triangle creux fl\u00e8che, et la fl\u00e8che pointe vers le cas d&#8217;utilisation parent)<\/p>\n<figure id=\"4a03\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/01\/0GRRJlhZGRVm2rUYt.png\" data-image-id=\"0*GRRJlhZGRVm2rUYt.png\" data-width=\"913\" data-height=\"417\" \/><\/figure>\n<h3 id=\"5741\" class=\"graf graf--h3 graf-after--figure\"><span id=\"Use_Case_Examples\">Exemples de cas d&#8217;utilisation<\/span><\/h3>\n<p id=\"4c7e\" class=\"graf graf--p graf-after--h3\">Ici, je choisis un exemple de Visual Paradigm Online que vous devriez \u00eatre assez familier avec l&#8217;entreprise, comme les guichets automatiques, les DMS et le syst\u00e8me de commande.\u00a0La figure ci-dessous montre un\u00a0 exemple de diagramme de cas d&#8217;utilisation\u00a0<strong class=\"markup--strong markup--p-strong\">ATM<\/strong>\u00a0\u00a0, qui est un exemple assez classique \u00e0 utiliser dans l&#8217;enseignement du diagramme de cas d&#8217;utilisation.<\/p>\n<figure id=\"397a\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/01\/0790CZa6jLBEayDAa.png\" data-image-id=\"0*790CZa6jLBEayDAa.png\" data-width=\"495\" data-height=\"457\" \/><\/figure>\n<p id=\"0af5\" class=\"graf graf--p graf-after--figure\">L&#8217;\u00a0\u00a0\u00a0exemple de diagramme de cas d&#8217;utilisation\u00a0<strong class=\"markup--strong markup--p-strong\">du syst\u00e8me de gestion de documents (DMS) ci-dessous montre les acteurs et les cas d&#8217;utilisation du syst\u00e8me.\u00a0<\/strong>En particulier, il existe des relations d&#8217;inclusion et d&#8217;extension entre les cas d&#8217;utilisation.<\/p>\n<figure id=\"37ae\" class=\"graf graf--figure graf-after--p\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/01\/0sjW9G8QbjOtpwOZt.png\" data-image-id=\"0*sjW9G8QbjOtpwOZt.png\" data-width=\"625\" data-height=\"452\" \/><\/figure>\n<p id=\"fef1\" class=\"graf graf--p graf-after--figure\">L&#8217;\u00a0\u00a0\u00a0exemple de diagramme de cas d&#8217;utilisation\u00a0<strong class=\"markup--strong markup--p-strong\">du syst\u00e8me de commande ci-dessous montre les acteurs et les cas d&#8217;utilisation impliqu\u00e9s dans le syst\u00e8me\u00a0:<\/strong><\/p>\n<figure id=\"a04a\" class=\"graf graf--figure graf-after--p graf--trailing\"><img decoding=\"async\" class=\"graf-image\" src=\"https:\/\/www.cybermedian.com\/wp-content\/uploads\/2022\/01\/0iavH6O7Ipi9X-O1y.png\" data-image-id=\"0*iavH6O7Ipi9X-O1y.png\" data-width=\"711\" data-height=\"325\" \/><\/figure>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"section section--body section--last\">\n<div class=\"section-divider\">\n<hr class=\"section-divider\" \/>\n<\/div>\n<div class=\"section-content\">\n<div class=\"section-inner sectionLayout--insetColumn\">\n<h3 id=\"13a7\" class=\"graf graf--h3 graf--leading\"><span id=\"Learn_Other_UML_Diagram_and_Related_Articles\">Apprendre d&#8217;autres diagrammes UML et articles connexes<\/span><\/h3>\n<ul class=\"postList\">\n<li id=\"42f0\" class=\"graf graf--li graf-after--h3\"><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=\"e9e9\" 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=\"71e9\" 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=\"b710\" 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=\"9898\" 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=\"0e7f\" 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=\"9712\" 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=\"75c2\" 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=\"f524\" 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=\"07f1\" 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=\"bc6a\" 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=\"5746\" 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=\"ccc3\" 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=\"a5e5\" 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=\"6459\" 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=\"7578\" 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-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<li id=\"2ec9\" 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-uml-collaboration-diagram\/\" target=\"_blank\" rel=\"noopener\" data-href=\"https:\/\/www.visual-paradigm.com\/guide\/uml-unified-modeling-language\/what-is-uml-collaboration-diagram\/\">Qu&#8217;est-ce qu&#8217;un diagramme de collaboration UML\u00a0?<\/a><\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>La mod\u00e9lisation des cas d&#8217;utilisation est une technique pour capturer, mod\u00e9liser et sp\u00e9cifier les exigences du syst\u00e8me qui correspondent \u00e0 un ensemble de comportements que le syst\u00e8me peut ex\u00e9cuter lorsqu&#8217;il interagit avec des acteurs. Ces comportements produisent des r\u00e9sultats observables et aident \u00e0 atteindre leurs objectifs. Les cas d&#8217;utilisation sont nomm\u00e9s en fonction des objectifs sp\u00e9cifiques des principaux acteurs, qui \u00e0 leur tour d\u00e9crivent ou expliquent l&#8217;ordre g\u00e9n\u00e9ral des activit\u00e9s et des \u00e9v\u00e9nements, ainsi que les variations des conditions sp\u00e9ciales, des exceptions ou des conditions d&#8217;erreur, par le biais d&#8217;une description textuelle.<\/p>\n","protected":false},"author":5,"featured_media":10111,"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-10109","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>Un guide simple pour l&#039;analyse de cas d&#039;utilisation - 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\/a-simple-guide-to-use-case-analysis\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un guide simple pour l&#039;analyse de cas d&#039;utilisation - Cyberm\u00e9diane\" \/>\n<meta property=\"og:description\" content=\"La mod\u00e9lisation des cas d&#039;utilisation est une technique pour capturer, mod\u00e9liser et sp\u00e9cifier les exigences du syst\u00e8me qui correspondent \u00e0 un ensemble de comportements que le syst\u00e8me peut ex\u00e9cuter lorsqu&#039;il interagit avec des acteurs. 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