{"id":46,"date":"2022-09-14T09:29:17","date_gmt":"2022-09-14T09:29:17","guid":{"rendered":"http:\/\/learnlearn.uk\/ibcs\/?page_id=46"},"modified":"2022-09-14T09:40:55","modified_gmt":"2022-09-14T09:40:55","slug":"introduction-to-binary","status":"publish","type":"page","link":"https:\/\/learnlearn.uk\/ibcs\/introduction-to-binary\/","title":{"rendered":"Introduction to Binary"},"content":{"rendered":"<div class=\"responsive-tabs\">\n<h2 class=\"tabtitle\">What is binary?<\/h2>\n<div class=\"tabcontent\">\n\n<h3>What is binary?<\/h3>\n<p>Binary is a number system consisting of combinations of only 2 possible numbers 1 and 0. These ones and zeros are used to represent all data within computer systems.<\/p>\n<p>Binary can be used to represent a variety of different forms of data, including:<\/p>\n<ul>\n<li>Denary Numbers (for example the number 13 can be represented using 1101)<\/li>\n<li>Text (for example the letter x can be represented using\u00a001111000 )<\/li>\n<li>Images( for example the color green be represented in binary as 000000001111111100000000)<\/li>\n<li>Sound<\/li>\n<li>Video (which is a combination of images and sound<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n\n<\/div><h2 class=\"tabtitle\">Why is it used?<\/h2>\n<div class=\"tabcontent\">\n\n<h3>Why is binary used?<\/h3>\n<ul>\n<li>Binary data can be transmitted more easily and reliably than in other forms.<\/li>\n<li>Binary data can be stored and read very easily and reliably in binary form.<\/li>\n<li>Computers use electrical circuits that can only be on one of 2 states \u2013 on or off, these work very well with binary calculations.<\/li>\n<li>The input voltage in to computers is not very stable, so only a system that use voltage\/no voltage would be reliable.<\/li>\n<\/ul>\n\n<\/div><h2 class=\"tabtitle\">Video<\/h2>\n<div class=\"tabcontent\">\n\n<h3>Video &#8211; Why do computers use binary?<\/h3>\n<div class=\"nv-iframe-embed\">\n<div class=\"container-lazyload preview-lazyload container-youtube js-lazyload--not-loaded\"><a href=\"https:\/\/www.youtube.com\/watch?v=k-5jpns0uTA\" class=\"lazy-load-youtube preview-lazyload preview-youtube\" data-video-title=\"Why do computers use binary?\" title=\"Play video &quot;Why do computers use binary?&quot;\">https:\/\/www.youtube.com\/watch?v=k-5jpns0uTA<\/a><noscript>Video can&#8217;t be loaded because JavaScript is disabled: <a href=\"https:\/\/www.youtube.com\/watch?v=k-5jpns0uTA\" title=\"Why do computers use binary?\">Why do computers use binary? (https:\/\/www.youtube.com\/watch?v=k-5jpns0uTA)<\/a><\/noscript><\/div>\n<\/div>\n<p><em>YouTube blocked at school? <a href=\"https:\/\/drive.google.com\/file\/d\/1Qgm0NwsVEJMnFllOT4lH8qO2160KnhBv\/view?usp=sharing\">Watch the Google Drive version instead.<\/a><\/em><\/p>\n\n<\/div><h2 class=\"tabtitle\">Key Terminology<\/h2>\n<div class=\"tabcontent\">\n\n<h3>Key Terminology<\/h3>\n<ul>\n<li>An individual binary digit is known as a <strong>bit<\/strong><\/li>\n<li>4 bits together are known as a <strong>nibble<\/strong><\/li>\n<li>8 bits are known as a <strong>byte<\/strong><\/li>\n<li>While computers store, process and transmit data in binary form, human engineers normally view and edit the binary data using its <strong>hexadecimal<\/strong> equivalent.<\/li>\n<li>Human beings normally used the base 10 number system, known as <strong>Denary<\/strong> or Decimal.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<\/div><\/div>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>What is binary? Binary is a number system consisting of combinations of only 2 possible numbers 1 and 0. These ones and zeros are used to represent all data within computer systems. Binary can be used to represent a variety of different forms of data, including: Denary Numbers (for example the number 13 can be&hellip;&nbsp;<a href=\"https:\/\/learnlearn.uk\/ibcs\/introduction-to-binary\/\" class=\"\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">Introduction to Binary<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":70,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Introduction to Binary - IB Computer Science<\/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:\/\/learnlearn.uk\/ibcs\/introduction-to-binary\/\" \/>\n<meta property=\"og:locale\" content=\"en_GB\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Introduction to Binary - IB Computer Science\" \/>\n<meta property=\"og:description\" content=\"What is binary? 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