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300w\" sizes=\"(max-width: 620px) 100vw, 620px\" \/><\/a><br \/>\nTask 18 proved to be a very interesting design challenge. We ended up with a design that required lots of IF..ELSE statements.<\/p>\n<p><!--more--><\/p>\n<p><a href=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/Task-18.png\"><img decoding=\"async\" data-attachment-id=\"1379\" data-permalink=\"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/2016\/09\/08\/logical-operators\/task-18\/\" data-orig-file=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/Task-18.png\" data-orig-size=\"1024,567\" data-comments-opened=\"1\" 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150w, https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/Task-18.png 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a>This\u00a0was quite complex when we created the Scratch program, as we had to have many IF statements nested inside each other. Scratch only allows you to have IF..THEN or IF..ELSE..THEN<\/p>\n<div class=\"ttfmake-embed-wrapper aligncenter\" style=\"max-width: 960px;\"><iframe loading=\"lazy\" frameborder=\"0\" scrolling=\"no\" marginwidth=\"0\" marginheight=\"0\" width=\"485\" height=\"402\" src=\"https:\/\/scratch.mit.edu\/projects\/embed\/120434275\/?autostart=false\" allowtransparency=\"true\" allowfullscreen webkitallowfullscreen mozallowfullscreen msallowfullscreen ><\/iframe><\/div>\n<p>We looked for a way to simplify the code and discovered that we could use the Logical Operator AND to make the IF statements more efficient.The new design is a lot simpler and therefor easier to code.<\/p>\n<p><a href=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/Task-18b.png\"><img decoding=\"async\" data-attachment-id=\"1380\" 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150w, https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/Task-18b.png 1024w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<div class=\"ttfmake-embed-wrapper aligncenter\" style=\"max-width: 960px;\"><iframe loading=\"lazy\" frameborder=\"0\" scrolling=\"no\" marginwidth=\"0\" marginheight=\"0\" width=\"485\" height=\"402\" src=\"https:\/\/scratch.mit.edu\/projects\/embed\/120436524\/?autostart=false\" allowtransparency=\"true\" allowfullscreen webkitallowfullscreen mozallowfullscreen msallowfullscreen ><\/iframe><\/div>\n<p>At national 5 we use the Logical Operators AND, OR &amp; NOT. These are used to combine conditional statements and return either True or False.<\/p>\n<ul>\n<li>AND is used to check if both of the conditional statements are True.\u00a0If they are, it returns True, if not it returns False.<\/li>\n<li>OR checks if either conditional statement is True, If either is, it returns True, if not it returns False.<\/li>\n<li>NOT returns the opposite\u00a0of the statement so NOT False is True and vice versa.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Task 18 proved to be a very interesting design challenge. We ended up with a design that required lots of IF..ELSE statements.<\/p>\n","protected":false},"author":32,"featured_media":1377,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17932,17012,17013,17009],"tags":[23060,432038,432039,21540,12928,432042,30032],"class_list":["post-1376","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-computational-constructs","category-national-4","category-national-5","category-software-design-devlopment","tag-and","tag-else","tag-else-if","tag-if","tag-logical-operator","tag-not","tag-or"],"jetpack_featured_media_url":"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2016\/09\/Slide2.png","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts\/1376","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/users\/32"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/comments?post=1376"}],"version-history":[{"count":2,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts\/1376\/revisions"}],"predecessor-version":[{"id":1382,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts\/1376\/revisions\/1382"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/media\/1377"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/media?parent=1376"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/categories?post=1376"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/tags?post=1376"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}