{"id":499,"date":"2022-02-05T18:31:22","date_gmt":"2022-02-05T18:31:22","guid":{"rendered":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/aws-devops-engineer-professional-dop-c01-question487\/"},"modified":"2022-02-05T18:31:22","modified_gmt":"2022-02-05T18:31:22","slug":"aws-devops-engineer-professional-dop-c01-question487","status":"publish","type":"post","link":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/aws-devops-engineer-professional-dop-c01-question487\/","title":{"rendered":"AWS DevOps Engineer Professional DOP-C01 &#8211; Question487"},"content":{"rendered":"<div class=\"question\">What is the only layer in a Docker image that is not read-only?<br \/><strong><br \/>A.<\/strong> they are all read-only<br \/><strong>B.<\/strong> none are read-only<br \/><strong>C.<\/strong> the first layer<br \/><strong>D.<\/strong> the last layer<\/div>\n<p><\/p>\n<style> .hidden-div{ display:none } <\/style>\n<p>\t\t\t\t\t\t\t<button onclick=\"getElementById('hidden-div').style.display = 'block'\"> Show Answer <\/button> <button onclick=\"getElementById('hidden-div').style.display = 'none'\">Hide Answer<\/button><\/p>\n<div class=\"hidden-div\" id=\"hidden-div\"><span style=\"\"><\/p>\n<div class=\"answer\">Correct Answer: <strong>D<\/strong><\/div>\n<p><strong>Explanation:<\/strong> <\/p>\n<div class=\"explanation\">\nExplanation:<br \/>\nA Docker image is built up from a series of layers. Each layer represents an instruction in the image&#8217;s<br \/>\nDockerfile. Each layer except the very last one is read-only.<br \/>\nReference:<br \/>\n<a href=\"https:\/\/docs.docker.com\/engine\/userguide\/storagedriver\/imagesandcontainers\/#images-andlayers\" title=\"External link\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/docs.docker.com\/engine\/userguide\/storagedriver\/imagesandcon&#8230;<\/a><\/div>\n<p><\/strong><\/span> <\/div>\n","protected":false},"excerpt":{"rendered":"<p>What is the only layer in a Docker image that is not read-only?A. they are all read-onlyB. none are read-onlyC. the first layerD. the last layer Show Answer Hide Answer Correct Answer: D Explanation: Explanation: A Docker image is built up from a series of layers. Each layer represents an instruction in the image&#8217;s Dockerfile. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[3,490],"class_list":["post-499","post","type-post","status-publish","format-standard","hentry","category-aws-devops-engineer-professional-dop-c01","tag-aws-devops-engineer-professional-dop-c01","tag-question-487"],"_links":{"self":[{"href":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/wp-json\/wp\/v2\/posts\/499","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/wp-json\/wp\/v2\/comments?post=499"}],"version-history":[{"count":0,"href":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/wp-json\/wp\/v2\/posts\/499\/revisions"}],"wp:attachment":[{"href":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/wp-json\/wp\/v2\/media?parent=499"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/wp-json\/wp\/v2\/categories?post=499"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/exampracticetests.com\/aws\/DevOps_Engineer_Professional_DOP-C01\/wp-json\/wp\/v2\/tags?post=499"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}