{"id":50985,"date":"2024-04-15T23:18:16","date_gmt":"2024-04-15T23:18:16","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=50985"},"modified":"2024-04-15T23:18:16","modified_gmt":"2024-04-15T23:18:16","slug":"enables-open-application-layer-for-constrained-nodes","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/enables-open-application-layer-for-constrained-nodes\/","title":{"rendered":". . . . . . . . enables open application layer for constrained nodes."},"content":{"rendered":"<p>[amp_mcq option1=&#8221;ietf 6lowpan&#8221; option2=&#8221;ieft coap&#8221; option3=&#8221;rfid\/nfc&#8221; option4=&#8221;ieee 802.15.4.lowpan&#8221; correct=&#8221;option2&#8243;]<!--more--><\/p>\n<p>The correct answer is: <strong>B. ieft coap<\/strong><\/p>\n<p>CoAP (Constrained Application Protocol) is a lightweight, application layer protocol for constrained nodes and devices. It is designed to be simple and efficient, and to work well with low-bandwidth and low-power networks. CoAP is an open standard, and is supported by a number of different vendors and products.<\/p>\n<p>The other options are incorrect for the following reasons:<\/p>\n<ul>\n<li><strong>A. ietf 6lowpan<\/strong> is a protocol that enables IPv6 to be used on low-power, lossy networks (LLNs). It is not an application layer protocol.<\/li>\n<li><strong>C. rfid\/nfc<\/strong> are technologies for radio-frequency identification. They are not application layer protocols.<\/li>\n<li><strong>D. ieee 802.15.4.lowpan<\/strong> is a physical layer and medium access control (MAC) layer protocol for LLNs. It is not an application layer protocol.<\/li>\n<\/ul>\n<p>CoAP is a good choice for applications that require a simple, efficient, and open application layer protocol for constrained nodes and devices. It is supported by a number of different vendors and products, and is well-suited for use in low-bandwidth and low-power networks.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;ietf 6lowpan&#8221; option2=&#8221;ieft coap&#8221; option3=&#8221;rfid\/nfc&#8221; option4=&#8221;ieee 802.15.4.lowpan&#8221; correct=&#8221;option2&#8243;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[730],"tags":[],"class_list":["post-50985","post","type-post","status-publish","format-standard","hentry","category-internet-of-things-iot","no-featured-image-padding"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>. . . . . . . . enables open application layer for constrained nodes.<\/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:\/\/exam.pscnotes.com\/mcq\/enables-open-application-layer-for-constrained-nodes\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\". . . . . . . . enables open application layer for constrained nodes.\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;ietf 6lowpan&#8221; option2=&#8221;ieft coap&#8221; option3=&#8221;rfid\/nfc&#8221; option4=&#8221;ieee 802.15.4.lowpan&#8221; correct=&#8221;option2&#8243;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/enables-open-application-layer-for-constrained-nodes\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2024-04-15T23:18:16+00:00\" \/>\n<meta name=\"author\" content=\"rawan239\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"rawan239\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":". . . . . . . . enables open application layer for constrained nodes.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/exam.pscnotes.com\/mcq\/enables-open-application-layer-for-constrained-nodes\/","og_locale":"en_US","og_type":"article","og_title":". . . . . . . . enables open application layer for constrained nodes.","og_description":"[amp_mcq option1=&#8221;ietf 6lowpan&#8221; option2=&#8221;ieft coap&#8221; option3=&#8221;rfid\/nfc&#8221; option4=&#8221;ieee 802.15.4.lowpan&#8221; correct=&#8221;option2&#8243;]","og_url":"https:\/\/exam.pscnotes.com\/mcq\/enables-open-application-layer-for-constrained-nodes\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2024-04-15T23:18:16+00:00","author":"rawan239","twitter_card":"summary_large_image","twitter_misc":{"Written by":"rawan239","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/exam.pscnotes.com\/mcq\/enables-open-application-layer-for-constrained-nodes\/","url":"https:\/\/exam.pscnotes.com\/mcq\/enables-open-application-layer-for-constrained-nodes\/","name":". . . . . . . . enables open application layer for constrained nodes.","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2024-04-15T23:18:16+00:00","dateModified":"2024-04-15T23:18:16+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"breadcrumb":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/enables-open-application-layer-for-constrained-nodes\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/exam.pscnotes.com\/mcq\/enables-open-application-layer-for-constrained-nodes\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/exam.pscnotes.com\/mcq\/enables-open-application-layer-for-constrained-nodes\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/exam.pscnotes.com\/mcq\/"},{"@type":"ListItem","position":2,"name":"mcq","item":"https:\/\/exam.pscnotes.com\/mcq\/category\/mcq\/"},{"@type":"ListItem","position":3,"name":"Internet of things (iot)","item":"https:\/\/exam.pscnotes.com\/mcq\/category\/mcq\/internet-of-things-iot\/"},{"@type":"ListItem","position":4,"name":". . . . . . . . enables open application layer for constrained nodes."}]},{"@type":"WebSite","@id":"https:\/\/exam.pscnotes.com\/mcq\/#website","url":"https:\/\/exam.pscnotes.com\/mcq\/","name":"MCQ and Quiz for Exams","description":"","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/exam.pscnotes.com\/mcq\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209","name":"rawan239","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/761a7274f9cce048fa5b921221e7934820d74514df93ef195a9d22af0c1c9001?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/761a7274f9cce048fa5b921221e7934820d74514df93ef195a9d22af0c1c9001?s=96&d=mm&r=g","caption":"rawan239"},"sameAs":["https:\/\/exam.pscnotes.com"],"url":"https:\/\/exam.pscnotes.com\/mcq\/author\/rawan239\/"}]}},"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts\/50985","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/comments?post=50985"}],"version-history":[{"count":0,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/posts\/50985\/revisions"}],"wp:attachment":[{"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/media?parent=50985"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/categories?post=50985"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/exam.pscnotes.com\/mcq\/wp-json\/wp\/v2\/tags?post=50985"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}