{"id":671,"date":"2015-03-10T16:18:16","date_gmt":"2015-03-10T16:18:16","guid":{"rendered":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/?p=671"},"modified":"2015-03-10T22:13:34","modified_gmt":"2015-03-10T22:13:34","slug":"design-notations-also-applies-in-isdd","status":"publish","type":"post","link":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/2015\/03\/10\/design-notations-also-applies-in-isdd\/","title":{"rendered":"Design notations  (also applies in ISDD)"},"content":{"rendered":"<ul>\n<li>Pseudocode to exemplify programming constructs<\/li>\n<li>Graphical to illustrate selection and iteration<\/li>\n<li>Other contemporary design notations:<\/li>\n<\/ul>\n<p><!--more--><\/p>\n<h2>Pseudocode<\/h2>\n<p>This is an informal <strong>text notation<\/strong> resembling a simplified programming language, it does not have a strict structure.\u00a0Pseudocode is used to exemplify programming constructs<\/p>\n<p>Example 1<\/p>\n<pre>1. set total to 0\r\n2. set count to 0\r\n3. While count less than 10\r\n4.    Get price from user\r\n5.    Add price to total\r\n6.    Add one to the count\r\n7. end while\r\n8. Display the average price\r\n<\/pre>\n<p>Example 2<\/p>\n<pre>1. set total to 0\r\n2. for 10 items\r\n3.    get price from user\r\n4.    add price to total\r\n5. next item\r\n6. display total\/10<\/pre>\n<h2>Structure\u00a0Chart<\/h2>\n<p>A<strong> Graphical design notation<\/strong> that is used to show the structure of a program and how it&#8217;s various parts (modules) are organised and how data flows between them.<\/p>\n<h2><a href=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/320px-CPT-Structured_Chart_Example.svg1_.png\"><img decoding=\"async\" data-attachment-id=\"672\" data-permalink=\"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/2015\/03\/10\/design-notations-also-applies-in-isdd\/320px-cpt-structured_chart_example-svg1\/\" data-orig-file=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/320px-CPT-Structured_Chart_Example.svg1_.png\" data-orig-size=\"320,202\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"320px-CPT-Structured_Chart_Example.svg[1]\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/320px-CPT-Structured_Chart_Example.svg1_-300x189.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCICgA1mh5c0Vp3Ws5g8iCLe3psl2kElNs7dJKQwrbOopSAiAru5YoOzX4Ty8Fxy8zN9KCWo1C%2F2mrxnhZoSbxIpUsPiq5BQhwEAUaDDI3MzU3MDE5NTQzMyIMY5dCqFMFcE%2B27E3zKpYFq3vaJSEQhzuuukhLDF724LRaRA1EpCVjG3eJmInrv47iRiNERoy1oOOP4T47k6msiCgY2YdHsuL3ulorGHzlasi9w6oexuG5JuInbvdQm9lBXLnyAOHY0g49RLqyJrtD%2F4xkvaIHcw%2FWa3tA1ULW%2B7z39dAOZlXCGKN%2BdjiSKU1Zp%2Fjz6cqL9D0nGOGhodhHdOUvRTP6SIuz2pkU4iQbTByHlUkIe%2Bzk8zvacWPh4L7qeXAyaIcE%2F6EW%2FaGFktGm6Y5uhvyKq81wAkIXg7O8n%2BK4hXdKba%2FFgzKOWGsfd5fdw2RkASbeMMBpl%2FOmdBY0L82%2F4ku3bPmvpl%2FAjMFmm7vMNbxMqzD7P8k4eLhstBMe%2FmU6OtZwYRPYMW7Z5UJM2uOcftPnRlm7%2BLSnGaQ3%2Bcix5Vf%2B82ISt5M8BeJoxgSNb8%2B0j7El1bpFjoJsXKAcqvztWiEeyBw4lU2CgFyfaa1Re%2FtpjUluQ6Qy4WUUT5iTjl%2BloNCurRuyGvdErxMczPGS398Mea7OSsCRqSYQVNDxyAh44OLTxu31Vk01GoSvWM%2Fdg1tu1uSUvBEy4oIwzv1Gsreo%2B4ExvO4mFrZD88acNeEK3Np6VcA7uLdbIq60YDhvyHmyGSjJo1LXtE3Uezrer3zT1vyh9EDRlfhOZMNGHBx%2B%2FTPyWk7PRuCDF0GxO5Dm%2BXTOg8yo3kcJrUCE1MUfouxPt%2FIskTOId0RLZlyQC6DaIY1SY0%2FZLl4lE3N69dfRvulZVxGZBotpfX0PPNB%2BcMXAcwYKikLQjaO5nvmkRBT4WXZ4a881s6oaL4qog5lPvQEVtSFIS7BnUB76vsSEmLtR2SRFMsGi1NlltlaSQIrAGFvS%2Bla33tRKLp1lne2uEjkwzcSu1gY6sgHvZ21V86K6kLRyFkE1%2BqKv5ud4%2FDD7dXJUNzmAnsnUBWf5iwB98vxootnq4g4J7Si6rixgaYrO67m5Jmct13fwn0DmrX74QjTMq1mnY2Z14OHwK7rXcxgPgBk5rHJ8OJh7xtYGznWyw7%2Be0Q2cqPVClebF%2F4aSgahPAsTcBA3S%2Fykjx%2F0qVhweQigncR8CZPQOWpiLC4mc1M%2FdCs6B6z%2F8QFMWwEwg8XRmjlyzKmZp%2FQar&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZEXXBPGU%2F20261011%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261011T151955Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=8194d22caac04a0e4d983a9aba212d26e364618e4bd19a7af63997fbd7e14ea5\" data-large-file=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/320px-CPT-Structured_Chart_Example.svg1_.png\" class=\"alignnone wp-image-672 size-medium\" src=\"https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/320px-CPT-Structured_Chart_Example.svg1_-300x189.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&#038;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCICgA1mh5c0Vp3Ws5g8iCLe3psl2kElNs7dJKQwrbOopSAiAru5YoOzX4Ty8Fxy8zN9KCWo1C%2F2mrxnhZoSbxIpUsPiq5BQhwEAUaDDI3MzU3MDE5NTQzMyIMY5dCqFMFcE%2B27E3zKpYFq3vaJSEQhzuuukhLDF724LRaRA1EpCVjG3eJmInrv47iRiNERoy1oOOP4T47k6msiCgY2YdHsuL3ulorGHzlasi9w6oexuG5JuInbvdQm9lBXLnyAOHY0g49RLqyJrtD%2F4xkvaIHcw%2FWa3tA1ULW%2B7z39dAOZlXCGKN%2BdjiSKU1Zp%2Fjz6cqL9D0nGOGhodhHdOUvRTP6SIuz2pkU4iQbTByHlUkIe%2Bzk8zvacWPh4L7qeXAyaIcE%2F6EW%2FaGFktGm6Y5uhvyKq81wAkIXg7O8n%2BK4hXdKba%2FFgzKOWGsfd5fdw2RkASbeMMBpl%2FOmdBY0L82%2F4ku3bPmvpl%2FAjMFmm7vMNbxMqzD7P8k4eLhstBMe%2FmU6OtZwYRPYMW7Z5UJM2uOcftPnRlm7%2BLSnGaQ3%2Bcix5Vf%2B82ISt5M8BeJoxgSNb8%2B0j7El1bpFjoJsXKAcqvztWiEeyBw4lU2CgFyfaa1Re%2FtpjUluQ6Qy4WUUT5iTjl%2BloNCurRuyGvdErxMczPGS398Mea7OSsCRqSYQVNDxyAh44OLTxu31Vk01GoSvWM%2Fdg1tu1uSUvBEy4oIwzv1Gsreo%2B4ExvO4mFrZD88acNeEK3Np6VcA7uLdbIq60YDhvyHmyGSjJo1LXtE3Uezrer3zT1vyh9EDRlfhOZMNGHBx%2B%2FTPyWk7PRuCDF0GxO5Dm%2BXTOg8yo3kcJrUCE1MUfouxPt%2FIskTOId0RLZlyQC6DaIY1SY0%2FZLl4lE3N69dfRvulZVxGZBotpfX0PPNB%2BcMXAcwYKikLQjaO5nvmkRBT4WXZ4a881s6oaL4qog5lPvQEVtSFIS7BnUB76vsSEmLtR2SRFMsGi1NlltlaSQIrAGFvS%2Bla33tRKLp1lne2uEjkwzcSu1gY6sgHvZ21V86K6kLRyFkE1%2BqKv5ud4%2FDD7dXJUNzmAnsnUBWf5iwB98vxootnq4g4J7Si6rixgaYrO67m5Jmct13fwn0DmrX74QjTMq1mnY2Z14OHwK7rXcxgPgBk5rHJ8OJh7xtYGznWyw7%2Be0Q2cqPVClebF%2F4aSgahPAsTcBA3S%2Fykjx%2F0qVhweQigncR8CZPQOWpiLC4mc1M%2FdCs6B6z%2F8QFMWwEwg8XRmjlyzKmZp%2FQar&#038;X-Amz-Algorithm=AWS4-HMAC-SHA256&#038;X-Amz-Credential=ASIAT7MQN47UZEXXBPGU%2F20261011%2Feu-west-1%2Fs3%2Faws4_request&#038;X-Amz-Date=20261011T151955Z&#038;X-Amz-SignedHeaders=host&#038;X-Amz-Expires=900&#038;X-Amz-Signature=8194d22caac04a0e4d983a9aba212d26e364618e4bd19a7af63997fbd7e14ea5\" alt=\"320px-CPT-Structured_Chart_Example.svg[1]\" width=\"300\" height=\"189\" srcset=\"https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/320px-CPT-Structured_Chart_Example.svg1_-300x189.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCICgA1mh5c0Vp3Ws5g8iCLe3psl2kElNs7dJKQwrbOopSAiAru5YoOzX4Ty8Fxy8zN9KCWo1C%2F2mrxnhZoSbxIpUsPiq5BQhwEAUaDDI3MzU3MDE5NTQzMyIMY5dCqFMFcE%2B27E3zKpYFq3vaJSEQhzuuukhLDF724LRaRA1EpCVjG3eJmInrv47iRiNERoy1oOOP4T47k6msiCgY2YdHsuL3ulorGHzlasi9w6oexuG5JuInbvdQm9lBXLnyAOHY0g49RLqyJrtD%2F4xkvaIHcw%2FWa3tA1ULW%2B7z39dAOZlXCGKN%2BdjiSKU1Zp%2Fjz6cqL9D0nGOGhodhHdOUvRTP6SIuz2pkU4iQbTByHlUkIe%2Bzk8zvacWPh4L7qeXAyaIcE%2F6EW%2FaGFktGm6Y5uhvyKq81wAkIXg7O8n%2BK4hXdKba%2FFgzKOWGsfd5fdw2RkASbeMMBpl%2FOmdBY0L82%2F4ku3bPmvpl%2FAjMFmm7vMNbxMqzD7P8k4eLhstBMe%2FmU6OtZwYRPYMW7Z5UJM2uOcftPnRlm7%2BLSnGaQ3%2Bcix5Vf%2B82ISt5M8BeJoxgSNb8%2B0j7El1bpFjoJsXKAcqvztWiEeyBw4lU2CgFyfaa1Re%2FtpjUluQ6Qy4WUUT5iTjl%2BloNCurRuyGvdErxMczPGS398Mea7OSsCRqSYQVNDxyAh44OLTxu31Vk01GoSvWM%2Fdg1tu1uSUvBEy4oIwzv1Gsreo%2B4ExvO4mFrZD88acNeEK3Np6VcA7uLdbIq60YDhvyHmyGSjJo1LXtE3Uezrer3zT1vyh9EDRlfhOZMNGHBx%2B%2FTPyWk7PRuCDF0GxO5Dm%2BXTOg8yo3kcJrUCE1MUfouxPt%2FIskTOId0RLZlyQC6DaIY1SY0%2FZLl4lE3N69dfRvulZVxGZBotpfX0PPNB%2BcMXAcwYKikLQjaO5nvmkRBT4WXZ4a881s6oaL4qog5lPvQEVtSFIS7BnUB76vsSEmLtR2SRFMsGi1NlltlaSQIrAGFvS%2Bla33tRKLp1lne2uEjkwzcSu1gY6sgHvZ21V86K6kLRyFkE1%2BqKv5ud4%2FDD7dXJUNzmAnsnUBWf5iwB98vxootnq4g4J7Si6rixgaYrO67m5Jmct13fwn0DmrX74QjTMq1mnY2Z14OHwK7rXcxgPgBk5rHJ8OJh7xtYGznWyw7%2Be0Q2cqPVClebF%2F4aSgahPAsTcBA3S%2Fykjx%2F0qVhweQigncR8CZPQOWpiLC4mc1M%2FdCs6B6z%2F8QFMWwEwg8XRmjlyzKmZp%2FQar&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZEXXBPGU%2F20261011%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261011T151955Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=8194d22caac04a0e4d983a9aba212d26e364618e4bd19a7af63997fbd7e14ea5 300w, https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/320px-CPT-Structured_Chart_Example.svg1_-150x94.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCICgA1mh5c0Vp3Ws5g8iCLe3psl2kElNs7dJKQwrbOopSAiAru5YoOzX4Ty8Fxy8zN9KCWo1C%2F2mrxnhZoSbxIpUsPiq5BQhwEAUaDDI3MzU3MDE5NTQzMyIMY5dCqFMFcE%2B27E3zKpYFq3vaJSEQhzuuukhLDF724LRaRA1EpCVjG3eJmInrv47iRiNERoy1oOOP4T47k6msiCgY2YdHsuL3ulorGHzlasi9w6oexuG5JuInbvdQm9lBXLnyAOHY0g49RLqyJrtD%2F4xkvaIHcw%2FWa3tA1ULW%2B7z39dAOZlXCGKN%2BdjiSKU1Zp%2Fjz6cqL9D0nGOGhodhHdOUvRTP6SIuz2pkU4iQbTByHlUkIe%2Bzk8zvacWPh4L7qeXAyaIcE%2F6EW%2FaGFktGm6Y5uhvyKq81wAkIXg7O8n%2BK4hXdKba%2FFgzKOWGsfd5fdw2RkASbeMMBpl%2FOmdBY0L82%2F4ku3bPmvpl%2FAjMFmm7vMNbxMqzD7P8k4eLhstBMe%2FmU6OtZwYRPYMW7Z5UJM2uOcftPnRlm7%2BLSnGaQ3%2Bcix5Vf%2B82ISt5M8BeJoxgSNb8%2B0j7El1bpFjoJsXKAcqvztWiEeyBw4lU2CgFyfaa1Re%2FtpjUluQ6Qy4WUUT5iTjl%2BloNCurRuyGvdErxMczPGS398Mea7OSsCRqSYQVNDxyAh44OLTxu31Vk01GoSvWM%2Fdg1tu1uSUvBEy4oIwzv1Gsreo%2B4ExvO4mFrZD88acNeEK3Np6VcA7uLdbIq60YDhvyHmyGSjJo1LXtE3Uezrer3zT1vyh9EDRlfhOZMNGHBx%2B%2FTPyWk7PRuCDF0GxO5Dm%2BXTOg8yo3kcJrUCE1MUfouxPt%2FIskTOId0RLZlyQC6DaIY1SY0%2FZLl4lE3N69dfRvulZVxGZBotpfX0PPNB%2BcMXAcwYKikLQjaO5nvmkRBT4WXZ4a881s6oaL4qog5lPvQEVtSFIS7BnUB76vsSEmLtR2SRFMsGi1NlltlaSQIrAGFvS%2Bla33tRKLp1lne2uEjkwzcSu1gY6sgHvZ21V86K6kLRyFkE1%2BqKv5ud4%2FDD7dXJUNzmAnsnUBWf5iwB98vxootnq4g4J7Si6rixgaYrO67m5Jmct13fwn0DmrX74QjTMq1mnY2Z14OHwK7rXcxgPgBk5rHJ8OJh7xtYGznWyw7%2Be0Q2cqPVClebF%2F4aSgahPAsTcBA3S%2Fykjx%2F0qVhweQigncR8CZPQOWpiLC4mc1M%2FdCs6B6z%2F8QFMWwEwg8XRmjlyzKmZp%2FQar&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZEXXBPGU%2F20261011%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261011T151955Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=cbe770c5288e2f8a038355b01eaac9bed86aa7696cd8f8e7857b3444a29f8dfb 150w, https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/320px-CPT-Structured_Chart_Example.svg1_.png 320w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/a><\/h2>\n<h2>Flow Chart<\/h2>\n<p>A <strong>Graphical design notation<\/strong> that\u00a0are used in designing and documenting complex processes or programs. Like other types of diagrams, they help visualize what is going on and thereby help the people to understand a process, and perhaps also find flaws, bottlenecks, and other less-obvious features within it. \u00a0<strong>Selection and Iteration<\/strong> can been seen in the example below.<\/p>\n<p><a href=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/gflow.png\"><img decoding=\"async\" data-attachment-id=\"673\" data-permalink=\"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/2015\/03\/10\/design-notations-also-applies-in-isdd\/gflow\/\" data-orig-file=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/gflow.png\" data-orig-size=\"230,421\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"gflow\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/gflow-163x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCICgA1mh5c0Vp3Ws5g8iCLe3psl2kElNs7dJKQwrbOopSAiAru5YoOzX4Ty8Fxy8zN9KCWo1C%2F2mrxnhZoSbxIpUsPiq5BQhwEAUaDDI3MzU3MDE5NTQzMyIMY5dCqFMFcE%2B27E3zKpYFq3vaJSEQhzuuukhLDF724LRaRA1EpCVjG3eJmInrv47iRiNERoy1oOOP4T47k6msiCgY2YdHsuL3ulorGHzlasi9w6oexuG5JuInbvdQm9lBXLnyAOHY0g49RLqyJrtD%2F4xkvaIHcw%2FWa3tA1ULW%2B7z39dAOZlXCGKN%2BdjiSKU1Zp%2Fjz6cqL9D0nGOGhodhHdOUvRTP6SIuz2pkU4iQbTByHlUkIe%2Bzk8zvacWPh4L7qeXAyaIcE%2F6EW%2FaGFktGm6Y5uhvyKq81wAkIXg7O8n%2BK4hXdKba%2FFgzKOWGsfd5fdw2RkASbeMMBpl%2FOmdBY0L82%2F4ku3bPmvpl%2FAjMFmm7vMNbxMqzD7P8k4eLhstBMe%2FmU6OtZwYRPYMW7Z5UJM2uOcftPnRlm7%2BLSnGaQ3%2Bcix5Vf%2B82ISt5M8BeJoxgSNb8%2B0j7El1bpFjoJsXKAcqvztWiEeyBw4lU2CgFyfaa1Re%2FtpjUluQ6Qy4WUUT5iTjl%2BloNCurRuyGvdErxMczPGS398Mea7OSsCRqSYQVNDxyAh44OLTxu31Vk01GoSvWM%2Fdg1tu1uSUvBEy4oIwzv1Gsreo%2B4ExvO4mFrZD88acNeEK3Np6VcA7uLdbIq60YDhvyHmyGSjJo1LXtE3Uezrer3zT1vyh9EDRlfhOZMNGHBx%2B%2FTPyWk7PRuCDF0GxO5Dm%2BXTOg8yo3kcJrUCE1MUfouxPt%2FIskTOId0RLZlyQC6DaIY1SY0%2FZLl4lE3N69dfRvulZVxGZBotpfX0PPNB%2BcMXAcwYKikLQjaO5nvmkRBT4WXZ4a881s6oaL4qog5lPvQEVtSFIS7BnUB76vsSEmLtR2SRFMsGi1NlltlaSQIrAGFvS%2Bla33tRKLp1lne2uEjkwzcSu1gY6sgHvZ21V86K6kLRyFkE1%2BqKv5ud4%2FDD7dXJUNzmAnsnUBWf5iwB98vxootnq4g4J7Si6rixgaYrO67m5Jmct13fwn0DmrX74QjTMq1mnY2Z14OHwK7rXcxgPgBk5rHJ8OJh7xtYGznWyw7%2Be0Q2cqPVClebF%2F4aSgahPAsTcBA3S%2Fykjx%2F0qVhweQigncR8CZPQOWpiLC4mc1M%2FdCs6B6z%2F8QFMWwEwg8XRmjlyzKmZp%2FQar&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZEXXBPGU%2F20261011%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261011T151955Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=36d867e50c9aa77f0b268b25d899867eba42c3b5e67ea3796996724be9561cf5\" data-large-file=\"https:\/\/blogs.glowscotland.org.uk\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/gflow.png\" class=\"alignnone size-medium wp-image-673\" src=\"https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/gflow-163x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&#038;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCICgA1mh5c0Vp3Ws5g8iCLe3psl2kElNs7dJKQwrbOopSAiAru5YoOzX4Ty8Fxy8zN9KCWo1C%2F2mrxnhZoSbxIpUsPiq5BQhwEAUaDDI3MzU3MDE5NTQzMyIMY5dCqFMFcE%2B27E3zKpYFq3vaJSEQhzuuukhLDF724LRaRA1EpCVjG3eJmInrv47iRiNERoy1oOOP4T47k6msiCgY2YdHsuL3ulorGHzlasi9w6oexuG5JuInbvdQm9lBXLnyAOHY0g49RLqyJrtD%2F4xkvaIHcw%2FWa3tA1ULW%2B7z39dAOZlXCGKN%2BdjiSKU1Zp%2Fjz6cqL9D0nGOGhodhHdOUvRTP6SIuz2pkU4iQbTByHlUkIe%2Bzk8zvacWPh4L7qeXAyaIcE%2F6EW%2FaGFktGm6Y5uhvyKq81wAkIXg7O8n%2BK4hXdKba%2FFgzKOWGsfd5fdw2RkASbeMMBpl%2FOmdBY0L82%2F4ku3bPmvpl%2FAjMFmm7vMNbxMqzD7P8k4eLhstBMe%2FmU6OtZwYRPYMW7Z5UJM2uOcftPnRlm7%2BLSnGaQ3%2Bcix5Vf%2B82ISt5M8BeJoxgSNb8%2B0j7El1bpFjoJsXKAcqvztWiEeyBw4lU2CgFyfaa1Re%2FtpjUluQ6Qy4WUUT5iTjl%2BloNCurRuyGvdErxMczPGS398Mea7OSsCRqSYQVNDxyAh44OLTxu31Vk01GoSvWM%2Fdg1tu1uSUvBEy4oIwzv1Gsreo%2B4ExvO4mFrZD88acNeEK3Np6VcA7uLdbIq60YDhvyHmyGSjJo1LXtE3Uezrer3zT1vyh9EDRlfhOZMNGHBx%2B%2FTPyWk7PRuCDF0GxO5Dm%2BXTOg8yo3kcJrUCE1MUfouxPt%2FIskTOId0RLZlyQC6DaIY1SY0%2FZLl4lE3N69dfRvulZVxGZBotpfX0PPNB%2BcMXAcwYKikLQjaO5nvmkRBT4WXZ4a881s6oaL4qog5lPvQEVtSFIS7BnUB76vsSEmLtR2SRFMsGi1NlltlaSQIrAGFvS%2Bla33tRKLp1lne2uEjkwzcSu1gY6sgHvZ21V86K6kLRyFkE1%2BqKv5ud4%2FDD7dXJUNzmAnsnUBWf5iwB98vxootnq4g4J7Si6rixgaYrO67m5Jmct13fwn0DmrX74QjTMq1mnY2Z14OHwK7rXcxgPgBk5rHJ8OJh7xtYGznWyw7%2Be0Q2cqPVClebF%2F4aSgahPAsTcBA3S%2Fykjx%2F0qVhweQigncR8CZPQOWpiLC4mc1M%2FdCs6B6z%2F8QFMWwEwg8XRmjlyzKmZp%2FQar&#038;X-Amz-Algorithm=AWS4-HMAC-SHA256&#038;X-Amz-Credential=ASIAT7MQN47UZEXXBPGU%2F20261011%2Feu-west-1%2Fs3%2Faws4_request&#038;X-Amz-Date=20261011T151955Z&#038;X-Amz-SignedHeaders=host&#038;X-Amz-Expires=900&#038;X-Amz-Signature=36d867e50c9aa77f0b268b25d899867eba42c3b5e67ea3796996724be9561cf5\" alt=\"gflow\" width=\"163\" height=\"300\" srcset=\"https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/gflow-163x300.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCICgA1mh5c0Vp3Ws5g8iCLe3psl2kElNs7dJKQwrbOopSAiAru5YoOzX4Ty8Fxy8zN9KCWo1C%2F2mrxnhZoSbxIpUsPiq5BQhwEAUaDDI3MzU3MDE5NTQzMyIMY5dCqFMFcE%2B27E3zKpYFq3vaJSEQhzuuukhLDF724LRaRA1EpCVjG3eJmInrv47iRiNERoy1oOOP4T47k6msiCgY2YdHsuL3ulorGHzlasi9w6oexuG5JuInbvdQm9lBXLnyAOHY0g49RLqyJrtD%2F4xkvaIHcw%2FWa3tA1ULW%2B7z39dAOZlXCGKN%2BdjiSKU1Zp%2Fjz6cqL9D0nGOGhodhHdOUvRTP6SIuz2pkU4iQbTByHlUkIe%2Bzk8zvacWPh4L7qeXAyaIcE%2F6EW%2FaGFktGm6Y5uhvyKq81wAkIXg7O8n%2BK4hXdKba%2FFgzKOWGsfd5fdw2RkASbeMMBpl%2FOmdBY0L82%2F4ku3bPmvpl%2FAjMFmm7vMNbxMqzD7P8k4eLhstBMe%2FmU6OtZwYRPYMW7Z5UJM2uOcftPnRlm7%2BLSnGaQ3%2Bcix5Vf%2B82ISt5M8BeJoxgSNb8%2B0j7El1bpFjoJsXKAcqvztWiEeyBw4lU2CgFyfaa1Re%2FtpjUluQ6Qy4WUUT5iTjl%2BloNCurRuyGvdErxMczPGS398Mea7OSsCRqSYQVNDxyAh44OLTxu31Vk01GoSvWM%2Fdg1tu1uSUvBEy4oIwzv1Gsreo%2B4ExvO4mFrZD88acNeEK3Np6VcA7uLdbIq60YDhvyHmyGSjJo1LXtE3Uezrer3zT1vyh9EDRlfhOZMNGHBx%2B%2FTPyWk7PRuCDF0GxO5Dm%2BXTOg8yo3kcJrUCE1MUfouxPt%2FIskTOId0RLZlyQC6DaIY1SY0%2FZLl4lE3N69dfRvulZVxGZBotpfX0PPNB%2BcMXAcwYKikLQjaO5nvmkRBT4WXZ4a881s6oaL4qog5lPvQEVtSFIS7BnUB76vsSEmLtR2SRFMsGi1NlltlaSQIrAGFvS%2Bla33tRKLp1lne2uEjkwzcSu1gY6sgHvZ21V86K6kLRyFkE1%2BqKv5ud4%2FDD7dXJUNzmAnsnUBWf5iwB98vxootnq4g4J7Si6rixgaYrO67m5Jmct13fwn0DmrX74QjTMq1mnY2Z14OHwK7rXcxgPgBk5rHJ8OJh7xtYGznWyw7%2Be0Q2cqPVClebF%2F4aSgahPAsTcBA3S%2Fykjx%2F0qVhweQigncR8CZPQOWpiLC4mc1M%2FdCs6B6z%2F8QFMWwEwg8XRmjlyzKmZp%2FQar&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZEXXBPGU%2F20261011%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261011T151955Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=36d867e50c9aa77f0b268b25d899867eba42c3b5e67ea3796996724be9561cf5 163w, https:\/\/glow-prod-nl.s3.eu-west-1.amazonaws.com\/nl\/public\/ColtnessHS-ComputingScience\/uploads\/sites\/12638\/2015\/03\/gflow-81x150.png?X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Security-Token=IQoJb3JpZ2luX2VjEKf%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaCWV1LXdlc3QtMSJGMEQCICgA1mh5c0Vp3Ws5g8iCLe3psl2kElNs7dJKQwrbOopSAiAru5YoOzX4Ty8Fxy8zN9KCWo1C%2F2mrxnhZoSbxIpUsPiq5BQhwEAUaDDI3MzU3MDE5NTQzMyIMY5dCqFMFcE%2B27E3zKpYFq3vaJSEQhzuuukhLDF724LRaRA1EpCVjG3eJmInrv47iRiNERoy1oOOP4T47k6msiCgY2YdHsuL3ulorGHzlasi9w6oexuG5JuInbvdQm9lBXLnyAOHY0g49RLqyJrtD%2F4xkvaIHcw%2FWa3tA1ULW%2B7z39dAOZlXCGKN%2BdjiSKU1Zp%2Fjz6cqL9D0nGOGhodhHdOUvRTP6SIuz2pkU4iQbTByHlUkIe%2Bzk8zvacWPh4L7qeXAyaIcE%2F6EW%2FaGFktGm6Y5uhvyKq81wAkIXg7O8n%2BK4hXdKba%2FFgzKOWGsfd5fdw2RkASbeMMBpl%2FOmdBY0L82%2F4ku3bPmvpl%2FAjMFmm7vMNbxMqzD7P8k4eLhstBMe%2FmU6OtZwYRPYMW7Z5UJM2uOcftPnRlm7%2BLSnGaQ3%2Bcix5Vf%2B82ISt5M8BeJoxgSNb8%2B0j7El1bpFjoJsXKAcqvztWiEeyBw4lU2CgFyfaa1Re%2FtpjUluQ6Qy4WUUT5iTjl%2BloNCurRuyGvdErxMczPGS398Mea7OSsCRqSYQVNDxyAh44OLTxu31Vk01GoSvWM%2Fdg1tu1uSUvBEy4oIwzv1Gsreo%2B4ExvO4mFrZD88acNeEK3Np6VcA7uLdbIq60YDhvyHmyGSjJo1LXtE3Uezrer3zT1vyh9EDRlfhOZMNGHBx%2B%2FTPyWk7PRuCDF0GxO5Dm%2BXTOg8yo3kcJrUCE1MUfouxPt%2FIskTOId0RLZlyQC6DaIY1SY0%2FZLl4lE3N69dfRvulZVxGZBotpfX0PPNB%2BcMXAcwYKikLQjaO5nvmkRBT4WXZ4a881s6oaL4qog5lPvQEVtSFIS7BnUB76vsSEmLtR2SRFMsGi1NlltlaSQIrAGFvS%2Bla33tRKLp1lne2uEjkwzcSu1gY6sgHvZ21V86K6kLRyFkE1%2BqKv5ud4%2FDD7dXJUNzmAnsnUBWf5iwB98vxootnq4g4J7Si6rixgaYrO67m5Jmct13fwn0DmrX74QjTMq1mnY2Z14OHwK7rXcxgPgBk5rHJ8OJh7xtYGznWyw7%2Be0Q2cqPVClebF%2F4aSgahPAsTcBA3S%2Fykjx%2F0qVhweQigncR8CZPQOWpiLC4mc1M%2FdCs6B6z%2F8QFMWwEwg8XRmjlyzKmZp%2FQar&amp;X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Credential=ASIAT7MQN47UZEXXBPGU%2F20261011%2Feu-west-1%2Fs3%2Faws4_request&amp;X-Amz-Date=20261011T151955Z&amp;X-Amz-SignedHeaders=host&amp;X-Amz-Expires=900&amp;X-Amz-Signature=53e910a461d93f4ab55e51cf956c3f378e8b39b37476ed0c999f5d1e13e6d937 81w\" sizes=\"(max-width: 163px) 100vw, 163px\" \/><\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pseudocode to exemplify programming constructs Graphical to illustrate selection and iteration Other contemporary design notations:<\/p>\n","protected":false},"author":32,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[17936,17010,17013,17009],"tags":[],"class_list":["post-671","post","type-post","status-publish","format-standard","hentry","category-design-notations","category-information-systems-development","category-national-5","category-software-design-devlopment"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts\/671","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=671"}],"version-history":[{"count":5,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts\/671\/revisions"}],"predecessor-version":[{"id":693,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/posts\/671\/revisions\/693"}],"wp:attachment":[{"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/media?parent=671"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/categories?post=671"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blogs.glowscotland.org.uk\/nl\/ColtnessHS-ComputingScience\/wp-json\/wp\/v2\/tags?post=671"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}