{"id":45606,"date":"2024-04-15T22:00:24","date_gmt":"2024-04-15T22:00:24","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=45606"},"modified":"2024-04-15T22:00:24","modified_gmt":"2024-04-15T22:00:24","slug":"cd-rom-is-a","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/cd-rom-is-a\/","title":{"rendered":"CD-ROM is a"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;Semiconductor memory&#8221; option2=&#8221;Memory register&#8221; option3=&#8221;Magnetic memory&#8221; option4=&#8221;All of the above E. None of the above&#8221; correct=&#8221;option1&#8243;]<!--more--><\/p>\n<p>The correct answer is: <strong>E. None of the above<\/strong><\/p>\n<p>A CD-ROM is a compact disc read-only memory. It is a type of optical disc data storage that was developed to store and play digital data. CD-ROMs are read by a laser beam, and they can store up to 700 megabytes of data.<\/p>\n<p>Semiconductor memory is a type of computer memory that uses semiconductor devices to store data. Semiconductor memory is typically used for volatile memory, such as RAM, which is memory that is lost when the power is turned off.<\/p>\n<p>Memory register is a small amount of high-speed memory that is used to store data that is currently being processed by the CPU. Memory registers are typically located on the CPU itself, and they are used to store data that is needed for instructions that are currently being executed.<\/p>\n<p>Magnetic memory is a type of computer memory that uses magnetic fields to store data. Magnetic memory is typically used for non-volatile memory, such as hard drives, which is memory that is not lost when the power is turned off.<\/p>\n<p>CD-ROMs are not semiconductor memory, memory registers, or magnetic memory. They are optical discs that use lasers to store data.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;Semiconductor memory&#8221; option2=&#8221;Memory register&#8221; option3=&#8221;Magnetic memory&#8221; option4=&#8221;All of the above E. None of the above&#8221; correct=&#8221;option1&#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-45606","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>CD-ROM is a<\/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\/cd-rom-is-a\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"CD-ROM is a\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;Semiconductor memory&#8221; option2=&#8221;Memory register&#8221; option3=&#8221;Magnetic memory&#8221; option4=&#8221;All of the above E. 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