{"id":6299,"date":"2025-10-14T10:40:16","date_gmt":"2025-10-14T05:10:16","guid":{"rendered":"https:\/\/study.madeeasy.in\/?p=6299"},"modified":"2025-11-13T12:08:31","modified_gmt":"2025-11-13T06:38:31","slug":"page-faults-in-operating-systems","status":"publish","type":"post","link":"https:\/\/www.madeeasy.in\/study\/cs-it\/page-faults-in-operating-systems","title":{"rendered":"Page Faults in Operating Systems"},"content":{"rendered":"<p style=\"text-align: justify;\">Each page table entry has a valid bit; it indicates whether the corresponding page is currently in memory.\u00a0 If the page is not in memory, a page fault has occurred and the control is trapped in the OS. During address translation, if the valid\/invalid bit in the page table entry is 0, a page fault has occurred.<\/p>\n<p style=\"text-align: justify;\">In demand paging, a page fault occurs when a reference is made to a page not in memory. The page fault may occur while fetching an instruction or fetching an operand of an instruction.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Each page table entry has a valid bit; it indicates whether the corresponding page is currently in memory.\u00a0 If the<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,94],"tags":[1871],"class_list":["post-6299","post","type-post","status-publish","format-standard","hentry","category-cs-it","category-operating-system","tag-page-faults"],"_links":{"self":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/posts\/6299","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/comments?post=6299"}],"version-history":[{"count":0,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/posts\/6299\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/media?parent=6299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/categories?post=6299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.madeeasy.in\/study\/wp-json\/wp\/v2\/tags?post=6299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}