{"id":57600,"date":"2024-04-16T01:04:48","date_gmt":"2024-04-16T01:04:48","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=57600"},"modified":"2024-04-16T01:04:48","modified_gmt":"2024-04-16T01:04:48","slug":"a-typical-modern-computer-uses","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/a-typical-modern-computer-uses\/","title":{"rendered":"A typical modern computer uses"},"content":{"rendered":"<p>\r\n    <!-- Check if it's an AMP page -->\r\n            <!-- Non-AMP version -->\r\n        <div class=\"mcq-container\" data-quiz-id=\"quizState_6a9746381f831\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"true\">\r\n                    Magnetic cores for secondary storage                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    LSI chips                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    Magnetic tape for primary memory                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    More than 10,000 vaccum tubes E. None of these                <\/div>\r\n                            \r\n            <!-- Feedback messages for non-AMP -->\r\n            <div class=\"feedback\" data-feedback=\"wrong\">Answer is Right!<\/div>\r\n            <div class=\"feedback\" data-feedback=\"right\">Answer is Wrong!<\/div>\r\n        <\/div>\r\n\r\n        <script>\r\n        document.addEventListener('DOMContentLoaded', function () {\r\n            var containers = document.querySelectorAll('.mcq-container');\r\n\r\n            containers.forEach(function(container) {\r\n                var options = container.querySelectorAll('.option');\r\n                var feedbackSelect = container.querySelector('[data-feedback=\"select\"]');\r\n                var feedbackWrong = container.querySelector('[data-feedback=\"wrong\"]');\r\n                var feedbackRight = container.querySelector('[data-feedback=\"right\"]');\r\n\r\n                options.forEach(function(option) {\r\n                    option.addEventListener('click', function() {\r\n                        var selectedOption = option.getAttribute('data-option-key');\r\n                        var isCorrect = option.getAttribute('data-is-correct') === 'true';\r\n\r\n                        \/\/ Remove previous selections\r\n                        options.forEach(function(opt) {\r\n                            opt.classList.remove('correct', 'incorrect');\r\n                        });\r\n\r\n                        \/\/ Add the correct\/incorrect class\r\n                        if (isCorrect) {\r\n                            option.classList.add('correct');\r\n                            feedbackRight.hidden = false;\r\n                            feedbackWrong.hidden = true;\r\n                        } else {\r\n                            option.classList.add('incorrect');\r\n                            feedbackRight.hidden = true;\r\n                            feedbackWrong.hidden = false;\r\n                        }\r\n\r\n                        \/\/ Hide select feedback\r\n                        feedbackSelect.hidden = true;\r\n                    });\r\n                });\r\n            });\r\n        });\r\n        <\/script>\r\n    \r\n    <!--more--><\/p>\n<p>The correct answer is: <strong>E. None of these<\/strong><\/p>\n<p>A typical modern computer uses <strong>integrated circuits<\/strong> (ICs), also known as <strong>microchips<\/strong>, <strong>silicon chips<\/strong>, or <strong>microprocessors<\/strong>. ICs are electronic devices that contain millions or even billions of tiny transistors on a single chip. Transistors are the basic building blocks of all digital electronics, and they are used to perform the basic operations of computation, such as addition, subtraction, multiplication, and division.<\/p>\n<p>Magnetic cores were used <div class=\"youtube-subscribe-container\">\r\n        <a href=\"https:\/\/www.youtube.com\/channel\/UCNHT8lW-JmLC68rjBfZhdkg?sub_confirmation=1\" target=\"_blank\" class=\"youtube-subscribe-button\">\r\n            <span class=\"youtube-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\">\r\n                    <path d=\"M549.7 124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Subscribe on YouTube\r\n        <\/a>\r\n    <\/div> for primary memory in early computers, but they have been replaced by ICs. Magnetic tape is used for secondary storage, which is a type of storage that is used to store data that is not currently being used by the computer. Vacuum tubes were used in early computers, but they have been replaced by ICs.<\/p>\n<p>Here is a brief explanation of each option:<\/p>\n<ul>\n<li><strong>A. Magnetic <div class=\"telegram-channel-container\">\r\n        <a href=\"https:\/\/t.me\/pscnotes2025\" target=\"_blank\" class=\"telegram-channel-button\">\r\n            <span class=\"telegram-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 496 512\">\r\n                    <path fill=\"white\" d=\"M248,8C111,8,0,119,0,256s111,248,248,248s248-111,248-248S385,8,248,8z M362,177L320,367c-3,14-10,18-20,14l-56-41l-27,26 c-3,3-5,5-10,5l4-63L323,196c5-5-1-7-8-3l-98,62l-42-13c-9-3-10-9,2-14l162-63C351,160,365,164,362,177z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Join Our Telegram Channel\r\n        <\/a>\r\n    <\/div> cores for secondary storage<\/strong><\/li>\n<\/ul>\n<p>Magnetic cores were used for primary memory in early computers. They are small, doughnut-shaped pieces of ferromagnetic material that are arranged in a matrix. Each core can be magnetized in one of two directions, which can be used to represent the binary digits 0 and 1. Magnetic cores were replaced by ICs in the 1970s.<\/p>\n<ul>\n<li><strong>B. LSI chips<\/strong><\/li>\n<\/ul>\n<p>LSI chips are a type of IC that contains a large number of transistors. They are used to perform complex operations, such as arithmetic and logic operations. LSI chips were first developed in the 1960s, and they have become increasingly powerful over time.<\/p>\n<ul>\n<li><strong>C. Magnetic tape for primary memory<\/strong><\/li>\n<\/ul>\n<p>Magnetic tape is a type of storage medium that is used to store data. It is a long, thin strip of plastic that is coated with a magnetic material. Data is stored on magnetic tape by magnetizing the material in specific patterns. Magnetic tape is used for secondary storage, which is a type of storage that is used to store data that is not currently being used by the computer.<\/p>\n<ul>\n<li><strong>D. More than 10,000 vaccum tubes<\/strong><\/li>\n<\/ul>\n<p>Vacuum tubes were used in early computers to amplify and switch electronic signals. They are a type of electronic tube that contains a vacuum inside a glass envelope. The vacuum allows electrons to flow freely between the cathode and anode, which can be used to amplify or switch signals. Vacuum tubes were replaced by ICs in the 1970s.<\/p>\n<ul>\n<li><strong>E. None of these<\/strong><\/li>\n<\/ul>\n<p>The correct answer is: <strong>E. None of these<\/strong>. A typical modern computer uses ICs, not magnetic cores, LSI chips, magnetic tape, or vacuum tubes.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Subscribe on YouTube<\/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":[],"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>A typical modern computer uses<\/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\/a-typical-modern-computer-uses\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"A typical modern computer uses\" \/>\n<meta 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