{"id":19770,"date":"2022-10-25T01:20:53","date_gmt":"2022-10-24T23:20:53","guid":{"rendered":"https:\/\/rayshell.de\/?page_id=19770"},"modified":"2023-10-25T02:57:30","modified_gmt":"2023-10-25T00:57:30","slug":"lesson-2","status":"publish","type":"page","link":"https:\/\/rayshell.de\/en\/lesson-2\/","title":{"rendered":"Lesson 2"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"19770\" class=\"elementor elementor-19770 elementor-22730\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-54b4c75 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"54b4c75\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-adaf97f\" data-id=\"adaf97f\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-8b936e7\" data-id=\"8b936e7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-db1cde4 elementor-widget elementor-widget-heading\" data-id=\"db1cde4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Lesson 2<br><br><\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-10f9b26 elementor-widget elementor-widget-text-editor\" data-id=\"10f9b26\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Welcome to your AOZ Studio Lesson 2<\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6d8c1b2 elementor-widget elementor-widget-text-editor\" data-id=\"6d8c1b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\/\/ After the two \/\/ everything will be a note, reminder or explanation, but not a program instruction for AOZ.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2475fc6 elementor-widget elementor-widget-text-editor\" data-id=\"2475fc6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>I will show you how to enter information into your program and then output it to the screen.<\/p><p>In the editor, click on the paper icon on the far left to create a new project. Give the new project the name Lesson 2 and save it as described in Lesson 1.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ed771a3 elementor-widget elementor-widget-text-editor\" data-id=\"ed771a3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em><strong>Variables&#8212;&#8212;&#8212;&#8212;&#8211;<\/strong><\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a141840 elementor-widget elementor-widget-text-editor\" data-id=\"a141840\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>A &#8220;variable&#8221; is a way to temporarily store information. The value it stores can vary, a number, a letter, a sentence&#8230; We saw it in Lesson 1 and we&#8217;re going to play with it a little bit now in this lesson.<\/p><p>For example:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cf6cde6 elementor-widget elementor-widget-code-highlight\" data-id=\"cf6cde6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-tomorrow copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript \">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>N = 20\nPrint N\n\nN = 2000\nPrint N\n\nELEPHANT= 1\nPrint ELEPHANT\n\nANYWORD$ = \"Kitchen\"\nPrint ANYWORD$\n\nANYWORD$= \"elephant\"\nPrint ANYWORD$\n\nELEPHANT$ = \"Fred\"\nPrint  ELEPHANT$\n\nEnd<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ba78a1 elementor-widget elementor-widget-text-editor\" data-id=\"3ba78a1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The variable &#8220;N&#8221; is used to store the number 20, then 2000.<\/p><p>The variable &#8220;EACHWORD$&#8221; is used to store the words kitchen, then elephant and then Fred.<\/p><p>Letters and words are called strings in computer language. EACHWORD$ is a &#8220;string variable&#8221;, it stores pieces of text.<\/p><p>We need to put the words in double quotation marks, &#8220;kitchen&#8221;, &#8220;elephant&#8221;.<\/p><p>Note that we add the dollar sign to the end of the variable name so that the computer knows that the variable contains a word and not a number. Variables must be written exactly the same each time;<\/p><p>If we spell EveryWord$, then EVERYWORD$ or everyword$ or eVeRyWoRd$ is not recognized as the same thing.<\/p><p>**Click on the \u201cBuild and Run\u201d button in the middle, it looks like a PLAY button or push F1 to run it inside your IDE<\/p><p>**Now, delete the End instruction above, so the following instructions will be executed as well:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf9147e elementor-widget elementor-widget-code-highlight\" data-id=\"bf9147e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-tomorrow copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript \">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>Cls<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bf79714 elementor-widget elementor-widget-text-editor\" data-id=\"bf79714\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Cls clears the screen. Note: So fast that you don&#8217;t even get to see the print commands from above.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5326dab elementor-widget elementor-widget-code-highlight\" data-id=\"5326dab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-tomorrow copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript \">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>Print \"Question1 of 4\": Input \"Is the number 95 a number or a string? Z or S\"; ANSWER1$ <\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-576edb9 elementor-widget elementor-widget-text-editor\" data-id=\"576edb9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Note the colon between print and input. It allows us to write multiple commands on one line.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0c01734 elementor-widget elementor-widget-text-editor\" data-id=\"0c01734\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong><em>If &#8211; Else -End if Command&#8212;&#8212;&#8212;&#8212;<\/em><\/strong><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d77adae elementor-widget elementor-widget-text-editor\" data-id=\"d77adae\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Now let me explain the very useful 3-part command &#8220;if&#8221; and &#8220;Else&#8221; and &#8220;End if&#8221; to make simple logical decisions.<\/p><p>If (something is true) -> (performs an action) Else (performs other actions until End if). For example: If Points = 1000 then Print &#8220;Player won&#8221; else Print &#8220;Unfortunately lost&#8221;.<\/p><p>Note: Else is not mandatory.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-18d574e elementor-widget elementor-widget-code-highlight\" data-id=\"18d574e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-tomorrow copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript \">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>If Upper$( ANSWER1$ ) = \"Z\"<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dbf9fd4 elementor-widget elementor-widget-text-editor\" data-id=\"dbf9fd4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The Upper$ function converts the Answer1$ variable to uppercase because we cannot know if the user will enter upper or lower case letters. So if the answer is n or N, it will be printed:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5618470 elementor-widget elementor-widget-code-highlight\" data-id=\"5618470\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-tomorrow copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript \">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>Print \"Yes 95 is a number, it is an integer or integer\" : Inc POINTS\nElse\nPrint \"Not correct, 95 is an integer number\"\nEnd If\nPrint\nPrint \"Question 2 of 4\": Input \"Can the variable >name< be used to store your name? Y or N\"; ANSWER2$\nIf Upper$( ANSWER2$) = \"N\"\nPrint \"Right. There is no dollar sign $ at the end. That means it is for storing numbers, not strings\": Inc POINTS\nElse\nPrint \"That's wrong. This variable type is for text\".\nEnd if\nPrint\nPrint \"Question 3 of 4\" : Input \"Show me the symbols used to make the computer ignore the program commands\"; ANSWER3$\nIf ANSWER3$ = \"\/\/\" Or ANSWER3$ = \"'\"\nPrint \"You get it!\" : Inc POINTS\nElse\nPrint \"Sorry, wrong. The double slash (\/\/) or apostrophe (') is used for comments in the program\".\nEnd If\nPrint\nPrint \"Question 4 of 4\": Input \"Can the variable >cheese< be used to store text?. Y or N\"; ANSWER4$\nIf Upper$( ANSWER4$) = \"N\"\nPrint \"Well done! This variable is for storing (integer) numbers\" : Inc POINTS\nElse\nPrint \"Ouch! Words are stored in string variables with dollar signs at the beginning and end.\"\nEnd If\nPrint\nPrint \"Press a key for your result...\"\nWait key\nCls\n<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9be3cc4 elementor-widget elementor-widget-text-editor\" data-id=\"9be3cc4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Wait key simply waits for a key to be pressed<\/p><p>Cls you know, the screen is cleared<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-50e8290 elementor-widget elementor-widget-code-highlight\" data-id=\"50e8290\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"code-highlight.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"prismjs-tomorrow copy-to-clipboard \">\n\t\t\t<pre data-line=\"\" class=\"highlight-height language-javascript \">\n\t\t\t\t<code readonly=\"true\" class=\"language-javascript\">\n\t\t\t\t\t<xmp>Print\n\nIf POINTS= 4 then Print\" CONGRATULATIONS!\"\nPrint \" You have \" + Str$( POINTS) + \" from 4\"<\/xmp>\n\t\t\t\t<\/code>\n\t\t\t<\/pre>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1b8bacc elementor-widget elementor-widget-text-editor\" data-id=\"1b8bacc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>**Click on the &#8220;Run in Browser&#8221; button or F1 to start the program in the browser or on &#8220;Run in AOZ Viewer&#8221; (F2) to start it in the editor.<\/p><p>Note: There is no Else or End If with this simple If.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8bee87 elementor-widget elementor-widget-text-editor\" data-id=\"a8bee87\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>You&#8217;re ready for the&#8230;..important now. <a href=\"https:\/\/rayshell.de\/en\/lesson-3\/\"> <strong>Lesson 3<\/strong> <\/a>. Congratulations!<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-071030f elementor-widget elementor-widget-text-editor\" data-id=\"071030f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Updated 23.07.2023<br \/>Tested with AOZ Studio\u2122 version 1.0 Update 44 on 23.07.2023<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-9d9c498\" data-id=\"9d9c498\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Lesson 2 Welcome to your AOZ Studio Lesson 2 \/\/ After the two \/\/ everything will be a note, reminder or explanation, but not a program instruction for AOZ. I will show you how to enter information into your program and then output it to the screen. In the editor, click on the paper icon [&hellip;]<\/p>\n","protected":false},"author":153,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-19770","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Lesson 2 - RayShell Computer Department<\/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:\/\/rayshell.de\/en\/lesson-2\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Lesson 2 - RayShell Computer Department\" \/>\n<meta property=\"og:description\" content=\"Lesson 2 Welcome to your AOZ Studio Lesson 2 \/\/ After the two \/\/ everything will be a note, reminder or explanation, but not a program instruction for AOZ. I will show you how to enter information into your program and then output it to the screen. In the editor, click on the paper icon [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/rayshell.de\/en\/lesson-2\/\" \/>\n<meta property=\"og:site_name\" content=\"RayShell Computer Department\" \/>\n<meta property=\"article:modified_time\" content=\"2023-10-25T00:57:30+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/rayshell.de\\\/en\\\/lesson-2\\\/\",\"url\":\"https:\\\/\\\/rayshell.de\\\/en\\\/lesson-2\\\/\",\"name\":\"Lesson 2 - RayShell Computer Department\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/rayshell.de\\\/en\\\/#website\"},\"datePublished\":\"2022-10-24T23:20:53+00:00\",\"dateModified\":\"2023-10-25T00:57:30+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/rayshell.de\\\/en\\\/lesson-2\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/rayshell.de\\\/en\\\/lesson-2\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/rayshell.de\\\/en\\\/lesson-2\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/rayshell.de\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Lesson 2\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/rayshell.de\\\/en\\\/#website\",\"url\":\"https:\\\/\\\/rayshell.de\\\/en\\\/\",\"name\":\"RayShell Computer Department\",\"description\":\"Programming made easy with AOZ Studio\u2122. Anyone over the age of 12 can start here for free.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/rayshell.de\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Lesson 2 - RayShell Computer Department","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/rayshell.de\/en\/lesson-2\/","og_locale":"en_US","og_type":"article","og_title":"Lesson 2 - RayShell Computer Department","og_description":"Lesson 2 Welcome to your AOZ Studio Lesson 2 \/\/ After the two \/\/ everything will be a note, reminder or explanation, but not a program instruction for AOZ. I will show you how to enter information into your program and then output it to the screen. 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