{"id":112203,"date":"2021-03-16T17:19:33","date_gmt":"2021-03-16T11:49:33","guid":{"rendered":"https:\/\/www.vskills.in\/certification\/tutorial\/?page_id=112203"},"modified":"2024-04-12T14:31:47","modified_gmt":"2024-04-12T09:01:47","slug":"computer-and-computer-terms","status":"publish","type":"page","link":"https:\/\/www.vskills.in\/certification\/tutorial\/computer-and-computer-terms\/","title":{"rendered":"Computer and Computer Terms"},"content":{"rendered":"\n<p>Computer is an electronic device, which is used for computing and processing the data. The word computer is derived from compute; meaning to calculate, thus it is a machine, which can perform arithmetical operations at a higher speed.<\/p>\n\n\n\n<p><strong>Commonly Used Computer Terms<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Hardware &#8211; Physical components e.g. monitor, keyboard, mouse, chips, wires, buses etc.<\/li><li>Software &#8211; Instructions, programs for specific task but they cannot be touched.<\/li><li>Firmware &#8211; Software replaced for hardware and stored in read-only memory as in BIOS.<\/li><\/ul>\n\n\n\n<p><strong>Units of a computer system<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Input Unit &#8211; Data is accepted from the user by it like keyboard, mouse etc.<\/li><li>Output Unit &#8211; Data output and feedback is given by it like printer, monitor etc.<\/li><li>Storage Unit &#8211; Stores data and results of processing like hard disk, optical disk, pen drive, etc.<\/li><li>Central Processing Unit \u2013 Both control unit and arithmetic logical unit are called CPU.<\/li><\/ul>\n\n\n\n<p>Arithmetic Logical Unit &#8211; It is responsible for arithmetic and logical computations.<\/p>\n\n\n\n<p>Control Unit &#8211; It maintains order by controlling flow of information.<\/p>\n\n\n\n<p><strong>Representation of information<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Data \u2013 It is meaningless and is raw fact as number, character etc. like count of items sold.<\/li><li>Information \u2013 It is meaningful and processed data like which product sells most.<\/li><li>Binary Number System \u2013 It uses two symbols to represent data, i.e. 0 and 1 and its base is 2.<\/li><\/ul>\n\n\n\n<p><strong>Memory Size (Bit, Byte, KB, MB) &#8211;<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td>Unit<\/td><td>Equals<\/td><td>&nbsp;<\/td><td>Unit<\/td><td>Equals<\/td><\/tr><tr><td>1 Bit<\/td><td>0 or 1<\/td><td>&nbsp;<\/td><td>1 KB<\/td><td>1024 bytes<\/td><\/tr><tr><td>1 Nibble<\/td><td>4 bits<\/td><td>&nbsp;<\/td><td>1 MB<\/td><td>1024 KB<\/td><\/tr><tr><td>1 Byte<\/td><td>8 bits<\/td><td>&nbsp;<\/td><td>1 GB<\/td><td>1024 MB<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>ASCII &#8211; Computer stores data in a coded form usually the American standard code for information technology (ASCII) is used, which can represent 256 different symbols by using 8 bits.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Computer is an electronic device, which is used for computing and processing the data. The word computer is derived from compute; meaning to calculate, thus it is a machine, which can perform arithmetical operations at a higher speed. Commonly Used Computer Terms Hardware &#8211; Physical components e.g. monitor, keyboard, mouse, chips, wires, buses etc. Software&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-112203","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Computer and Computer Terms - Tutorial<\/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:\/\/www.vskills.in\/certification\/tutorial\/computer-and-computer-terms\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Computer and Computer Terms - Tutorial\" \/>\n<meta property=\"og:description\" content=\"Computer is an electronic device, which is used for computing and processing the data. 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