{"id":46210,"date":"2024-04-15T22:09:05","date_gmt":"2024-04-15T22:09:05","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=46210"},"modified":"2024-04-15T22:09:05","modified_gmt":"2024-04-15T22:09:05","slug":"which-of-the-following-memories-contains-a-thin-film-of-magnetic-material-sandwitched-between-two-permanent-bias-magnets","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/which-of-the-following-memories-contains-a-thin-film-of-magnetic-material-sandwitched-between-two-permanent-bias-magnets\/","title":{"rendered":"Which of the following memories contains a thin film of magnetic material sandwitched between two permanent bias magnets?"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;ROM&#8221; option2=&#8221;Magnetic disk&#8221; option3=&#8221;Core memory&#8221; option4=&#8221;Bubble memory E. None of the above&#8221; correct=&#8221;option3&#8243;]<!--more--><\/p>\n<p>The correct answer is C. Core memory.<\/p>\n<p>Core memory is a type of computer memory that uses small ferrite rings to store data. The rings are arranged in a matrix, and each ring can be magnetized in one of two directions to represent a 0 or a 1. Core memory was the most common type of memory used in computers from the 1950s to the 1970s.<\/p>\n<p>ROM (read-only memory) is a type of memory that can be read but not written to. ROM is used to store firmware, which is the software that controls the basic functions of a computer.<\/p>\n<p>Magnetic disk is a type of storage device that uses a magnetic field to store data. Magnetic disks are commonly used to store data in computers and other electronic devices.<\/p>\n<p>Bubble memory is a type of non-volatile memory that uses magnetic bubbles to store data. Bubble memory was once a promising technology for computer memory, but it was eventually replaced by other technologies such as flash memory.<\/p>\n<p>E. None of the above is not the correct answer.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;ROM&#8221; option2=&#8221;Magnetic disk&#8221; option3=&#8221;Core memory&#8221; option4=&#8221;Bubble memory E. None of the above&#8221; correct=&#8221;option3&#8243;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[727],"tags":[],"class_list":["post-46210","post","type-post","status-publish","format-standard","hentry","category-computer-fundamental-miscellaneous","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>Which of the following memories contains a thin film of magnetic material sandwitched between two permanent bias magnets?<\/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\/which-of-the-following-memories-contains-a-thin-film-of-magnetic-material-sandwitched-between-two-permanent-bias-magnets\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Which of the following memories contains a thin film of magnetic material sandwitched between two permanent bias magnets?\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;ROM&#8221; option2=&#8221;Magnetic disk&#8221; option3=&#8221;Core memory&#8221; option4=&#8221;Bubble memory E. 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