[{"data":1,"prerenderedAt":74},["ShallowReactive",2],{"post-b24976b544f530e6ccb":3,"recom-b24976b544f530e6ccb":21},{"summary":4,"updateTime":5,"title":6,"cateName":7,"content":8,"cover":9,"createTime":10,"cateId":11,"isTop":12,"nickname":13,"siteId":14,"id":15,"isPage":12,"slug":16,"views":17,"status":18,"uid":15,"coverImageUrl":19,"createDate":20,"cate":11,"keywords":-1},"Discover the significance of a Data Flow Diagram and the four main components for representing information flow.",1776842009681,"Data Flow Diagram Essentials for System Representation","QUESTIONS & ANSWERS","\u003Cdiv data-elementor-type=\"wp-post\" data-elementor-id=\"8158\" class=\"elementor elementor-8158\">\r\n\t\t\t\t\t\t\u003Csection class=\"elementor-section elementor-top-section elementor-element elementor-element-207ea7a0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"207ea7a0\" data-element_type=\"section\">\r\n\t\t\t\t\t\t\u003Cdiv class=\"elementor-container elementor-column-gap-default\">\r\n\t\t\t\t\t\u003Cdiv class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-70f4aa42\" data-id=\"70f4aa42\" data-element_type=\"column\">\r\n\t\t\t\u003Cdiv class=\"elementor-widget-wrap elementor-element-populated\">\r\n\t\t\t\t\t\t\u003Cdiv class=\"elementor-element elementor-element-348fae5 elementor-widget elementor-widget-image\" data-id=\"348fae5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\r\n\t\t\t\t\u003Cdiv class=\"elementor-widget-container\">\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\u003Cimg fetchpriority=\"high\" fetchpriority=\"high\" fetchpriority=\"high\" fetchpriority=\"high\" fetchpriority=\"high\" fetchpriority=\"high\" fetchpriority=\"high\" fetchpriority=\"high\" fetchpriority=\"high\" decoding=\"async\" width=\"700\" height=\"400\" src=\"/uploads/2019/12/396.png\" class=\"attachment-2048x2048 size-2048x2048 wp-image-33149\" alt=\"\" srcset=\"uploads/2019/12/396.png 700w, uploads/2019/12/396-400x229.png 400w, uploads/2019/12/396-650x371.png 650w, uploads/2019/12/396-250x143.png 250w, uploads/2019/12/396-150x86.png 150w\" sizes=\"(max-width: 700px) 100vw, 700px\" />\t\t\t\t\t\t\t\t\t\t\t\t\t\u003C/div>\r\n\t\t\t\t\u003C/div>\r\n\t\t\t\t\u003Cdiv class=\"elementor-element elementor-element-1e6e8115 elementor-widget elementor-widget-text-editor\" data-id=\"1e6e8115\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\r\n\t\t\t\t\u003Cdiv class=\"elementor-widget-container\">\r\n\t\t\t\t\t\t\t\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">* Question\u003C/span>\u003C/p>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">A simple DFD graphic description consists of the following four basic components, what are they?\u003C/span>\u003C/p>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">* Answer\u003C/span>\u003C/p>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">A simple \u003Cstrong>Data Flow Diagram (DFD)\u003C/strong> consists of the following \u003Cstrong>four basic components\u003C/strong>, which are essential to represent how information flows within a system:\u003C/span>\u003C/p>\u003Cdiv id=\"ez-toc-container\" class=\"ez-toc-v2_0_69_1 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\r\n\u003Cdiv class=\"ez-toc-title-container\">\r\n\u003Cp class=\"ez-toc-title \" >Table of Contents\u003C/p>\r\n\u003Cspan class=\"ez-toc-title-toggle\">\u003Ca href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\">\u003Cspan class=\"ez-toc-js-icon-con\">\u003Cspan class=\"\">\u003Cspan class=\"eztoc-hide\" style=\"display:none;\">Toggle\u003C/span>\u003Cspan class=\"ez-toc-icon-toggle-span\">\u003Csvg style=\"fill: #999;color:#999\" xmlns=\"http://www.w3.org/2000/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\">\u003Cpath d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\">\u003C/path>\u003C/svg>\u003Csvg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http://www.w3.org/2000/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\">\u003Cpath d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"/>\u003C/svg>\u003C/span>\u003C/span>\u003C/span>\u003C/a>\u003C/span>\u003C/div>\r\n\u003Cnav>\u003Cul class='ez-toc-list ez-toc-list-level-1 ' >\u003Cli class='ez-toc-page-1 ez-toc-heading-level-2'>\u003Ca class=\"ez-toc-link ez-toc-heading-1\" href=\"#1_Processes_Circles_or_Rounded_Rectangles\" title=\"1. Processes (Circles or Rounded Rectangles)\">1. Processes (Circles or Rounded Rectangles)\u003C/a>\u003Cul class='ez-toc-list-level-3' >\u003Cli class='ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-2\" href=\"#Description\" title=\"Description:\">Description:\u003C/a>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-3\" href=\"#Example\" title=\"Example:\">Example:\u003C/a>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-4\" href=\"#Symbol\" title=\"Symbol:\">Symbol:\u003C/a>\u003C/li>\u003C/ul>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-2'>\u003Ca class=\"ez-toc-link ez-toc-heading-5\" href=\"#2_Data_Flows_Arrows\" title=\"2. Data Flows (Arrows)\">2. Data Flows (Arrows)\u003C/a>\u003Cul class='ez-toc-list-level-3' >\u003Cli class='ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-6\" href=\"#Description-2\" title=\"Description:\">Description:\u003C/a>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-7\" href=\"#Example-2\" title=\"Example:\">Example:\u003C/a>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-8\" href=\"#Symbol-2\" title=\"Symbol:\">Symbol:\u003C/a>\u003C/li>\u003C/ul>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-2'>\u003Ca class=\"ez-toc-link ez-toc-heading-9\" href=\"#3_Data_Stores_Open-Ended_Rectangles\" title=\"3. Data Stores (Open-Ended Rectangles)\">3. Data Stores (Open-Ended Rectangles)\u003C/a>\u003Cul class='ez-toc-list-level-3' >\u003Cli class='ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-10\" href=\"#Description-3\" title=\"Description:\">Description:\u003C/a>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-11\" href=\"#Example-3\" title=\"Example:\">Example:\u003C/a>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-12\" href=\"#Symbol-3\" title=\"Symbol:\">Symbol:\u003C/a>\u003C/li>\u003C/ul>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-2'>\u003Ca class=\"ez-toc-link ez-toc-heading-13\" href=\"#4_External_Entities_Squares_or_Rectangles\" title=\"4. External Entities (Squares or Rectangles)\">4. External Entities (Squares or Rectangles)\u003C/a>\u003Cul class='ez-toc-list-level-3' >\u003Cli class='ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-14\" href=\"#Description-4\" title=\"Description:\">Description:\u003C/a>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-15\" href=\"#Example-4\" title=\"Example:\">Example:\u003C/a>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-3'>\u003Ca class=\"ez-toc-link ez-toc-heading-16\" href=\"#Symbol-4\" title=\"Symbol:\">Symbol:\u003C/a>\u003C/li>\u003C/ul>\u003C/li>\u003Cli class='ez-toc-page-1 ez-toc-heading-level-2'>\u003Ca class=\"ez-toc-link ez-toc-heading-17\" href=\"#Summary_Table\" title=\"Summary Table\">Summary Table\u003C/a>\u003C/li>\u003C/ul>\u003C/nav>\u003C/div>\r\n\u003Ch2>\u003Cspan class=\"ez-toc-section\" id=\"1_Processes_Circles_or_Rounded_Rectangles\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>1. \u003C/b>\u003C/strong>\u003Cstrong>Processes (Circles or Rounded Rectangles)\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h2>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Description\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Description:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">A \u003Cstrong>process\u003C/strong> transforms incoming data flows into outgoing data flows. It represents an action or function performed on the data.\u003C/span>\u003C/p>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Example\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Example:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“Validate Order”\u003C/span>\u003C/p>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“Calculate Total”\u003C/span>\u003C/p>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Symbol\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Symbol:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Usually drawn as a \u003Cstrong>circle\u003C/strong>, \u003Cstrong>oval\u003C/strong>, or \u003Cstrong>rounded rectangle\u003C/strong>, labeled with a verb-noun phrase (e.g., \u003Cem>“Process Payment”\u003C/em>).\u003C/span>\u003C/p>\u003Ch2>\u003Cspan class=\"ez-toc-section\" id=\"2_Data_Flows_Arrows\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>2. \u003C/b>\u003C/strong>\u003Cstrong>Data Flows (Arrows)\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h2>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Description-2\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Description:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">A \u003Cstrong>data flow\u003C/strong> shows the movement of data between processes, data stores, and external entities. It represents \u003Cstrong>what data is being passed\u003C/strong> and in which direction.\u003C/span>\u003C/p>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Example-2\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Example:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“Customer Info”\u003C/span>\u003C/p>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“Order Details”\u003C/span>\u003C/p>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Symbol-2\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Symbol:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Drawn as a \u003Cstrong>straight arrow\u003C/strong>, labeled with the name of the data (e.g., \u003Cem>“Invoice Data”\u003C/em>).\u003C/span>\u003C/p>\u003Ch2>\u003Cspan class=\"ez-toc-section\" id=\"3_Data_Stores_Open-Ended_Rectangles\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>3. \u003C/b>\u003C/strong>\u003Cstrong>Data Stores (Open-Ended Rectangles)\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h2>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Description-3\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Description:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">A \u003Cstrong>data store\u003C/strong> holds information for later use. It represents files, databases, or any repository from which a process can read or write data.\u003C/span>\u003C/p>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Example-3\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Example:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“Customer Database”\u003C/span>\u003C/p>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“Inventory File”\u003C/span>\u003C/p>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Symbol-3\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Symbol:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Drawn as an \u003Cstrong>open-ended rectangle\u003C/strong> or two parallel lines.\u003C/span>\u003C/p>\u003Ch2>\u003Cspan class=\"ez-toc-section\" id=\"4_External_Entities_Squares_or_Rectangles\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>4. \u003C/b>\u003C/strong>\u003Cstrong>External Entities (Squares or Rectangles)\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h2>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Description-4\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Description:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Also known as \u003Cstrong>terminators\u003C/strong>, these represent \u003Cstrong>external sources or destinations\u003C/strong> of data that interact with the system, such as users, organizations, or external systems.\u003C/span>\u003C/p>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Example-4\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Example:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“Customer”\u003C/span>\u003C/p>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“Bank System”\u003C/span>\u003C/p>\u003Ch3>\u003Cspan class=\"ez-toc-section\" id=\"Symbol-4\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Symbol:\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h3>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Drawn as a \u003Cstrong>rectangle or square\u003C/strong>, placed at the edge of the diagram.\u003C/span>\u003C/p>\u003Ch2>\u003Cspan class=\"ez-toc-section\" id=\"Summary_Table\">\u003C/span>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Summary Table\u003C/b>\u003C/strong>\u003C/span>\u003Cspan class=\"ez-toc-section-end\">\u003C/span>\u003C/h2>\u003Ctable>\u003Ctbody>\u003Ctr>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Component\u003C/b>\u003C/strong>\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Symbol\u003C/b>\u003C/strong>\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Role\u003C/b>\u003C/strong>\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>\u003Cb>Example\u003C/b>\u003C/strong>\u003C/span>\u003C/p>\u003C/td>\u003C/tr>\u003Ctr>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>Process\u003C/strong>\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Circle / Oval\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Transforms input into output\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“Verify Login”\u003C/span>\u003C/p>\u003C/td>\u003C/tr>\u003Ctr>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>Data Flow\u003C/strong>\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Arrow\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Shows direction of data movement\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“User Input”\u003C/span>\u003C/p>\u003C/td>\u003C/tr>\u003Ctr>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>Data Store\u003C/strong>\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Open-ended rectangle\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Stores data\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“User Records”\u003C/span>\u003C/p>\u003C/td>\u003C/tr>\u003Ctr>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">\u003Cstrong>External Entity\u003C/strong>\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Rectangle\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">Source or sink of data\u003C/span>\u003C/p>\u003C/td>\u003Ctd>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">“Customer”\u003C/span>\u003C/p>\u003C/td>\u003C/tr>\u003C/tbody>\u003C/table>\u003Cp>\u003Cspan style=\"font-family: Arial, Helvetica, sans-serif; font-size: 12pt; color: #000000;\">These four components work together to provide a clear, \u003Cstrong>structured view of system functionality and data movement\u003C/strong>, especially useful during \u003Cstrong>system analysis and design\u003C/strong> phases.\u003C/span>\u003C/p>\t\t\t\t\t\t\u003C/div>\r\n\t\t\t\t\u003C/div>\r\n\t\t\t\t\t\u003C/div>\r\n\t\t\u003C/div>\r\n\t\t\t\t\t\u003C/div>\r\n\t\t\u003C/section>\r\n\t\t\t\t\u003C/div>\r\n\t\t\u003C/div>\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">\u003C/div>\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\u003C!-- clear for photos floats -->\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">","uploads/2019/12/396.png",1776793393000,"4d7f472a17ef876377d",0,"Admin","2028706543895019522","b24976b544f530e6ccb","a-simple-dfd-graphic-description-consists-of-the-following-four-basic-components-what-are-they",150,1,"/uploads/2019/12/396.png","Apr 22, 2026",[22,33,41,49,58,66],{"id":23,"title":24,"summary":25,"content":26,"cover":27,"cateId":11,"tags":28,"views":29,"isTop":12,"status":18,"createBy":27,"createTime":30,"updateBy":27,"updateTime":31,"institutionId":27,"isPage":12,"images":27,"horizontalCover":27,"verticalCover":27,"slug":32,"siteId":14},"f13d7a28dfad5ec4193","What are the shapes of label-type electronic labels?","What are the shapes of label-type electronic labels? Looking for capacitors online purchase? is a reliable marketplace to buy and learn about capacitors. Come with us for amazing deals & information.","\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva; font-size: 12pt;\">\u003Cspan style=\"color: #c70a0a;\">*\u003C/span> \u003Cspan style=\"color: #808080;\">Question\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">What are the shapes of label-type electronic labels?\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">\u003Cspan style=\"color: #c70a0a;\">\u003Cbr />\r\n\u003Cspan style=\"font-size: 12pt;\">*\u003C/span>\u003C/span>\u003Cspan style=\"color: #808080; font-size: 12pt;\"> Answer\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: trebuchet-ms;\">Label electronic tags are available in a variety of shapes, such as strips, discs, keychains, and watches. They can be used for item identification and electronic billing, such as air baggage tags and pallet tags.\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-size: inherit;\">\u003Cbr />\r\n\u003C/span>\u003C/p>\r\n\u003C/div>\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">\u003C/div>\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\u003C!-- clear for photos floats -->\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">",null,"electronic",359,"2026-04-22 01:44:18","2026-04-22 14:58:13","what-are-the-shapes-of-label-type-electronic-labels",{"id":34,"title":35,"summary":36,"content":37,"cover":27,"cateId":11,"tags":27,"views":38,"isTop":12,"status":18,"createBy":27,"createTime":30,"updateBy":27,"updateTime":39,"institutionId":27,"isPage":12,"images":27,"horizontalCover":27,"verticalCover":27,"slug":40,"siteId":14},"ec9dce1e841180345a8","OSPF has several types of protocol packets?","OSPF has several types of protocol packets? Looking for capacitors online purchase? is a reliable marketplace to buy and learn about capacitors. Come with us for amazing deals & information.","\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva; font-size: 12pt;\">\u003Cspan style=\"color: #c70a0a;\">*\u003C/span> \u003Cspan style=\"color: #808080;\">Question\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">OSPF has several types of protocol packets?\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">\u003Cspan style=\"color: #c70a0a;\">\u003Cbr />\r\n\u003Cspan style=\"font-size: 12pt;\">*\u003C/span>\u003C/span>\u003Cspan style=\"color: #808080; font-size: 12pt;\"> Answer\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: trebuchet-ms;\">(1) Hello (Hello) message: Periodically sent to discover and maintain OSPF neighbor relationships.\u003C/span>\u003C/p>\r\n\u003Cp>\u003Cspan style=\"font-family: trebuchet-ms;\">(2) Database Description (Database Description) message: describes the summary information of the local LSDB, used for database synchronization between two routers.\u003C/span>\u003C/p>\r\n\u003Cp>\u003Cspan style=\"font-family: trebuchet-ms;\">(5) Line State Acknowledgment message: used to confirm the received LSA.\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-size: inherit;\">\u003Cbr />\r\n\u003C/span>\u003C/p>",183,"2026-04-22 14:58:16","ospf-has-several-types-of-protocol-packets",{"id":42,"title":43,"summary":44,"content":45,"cover":27,"cateId":11,"tags":46,"views":47,"isTop":12,"status":18,"createBy":27,"createTime":30,"updateBy":27,"updateTime":31,"institutionId":27,"isPage":12,"images":27,"horizontalCover":27,"verticalCover":27,"slug":48,"siteId":14},"e73149d45ecea0cfef7","What are the characteristics of a microcontroller?","What are the characteristics of a microcontroller? Looking for capacitors online purchase? is a reliable marketplace to buy and learn about capacitors. Come with us for amazing deals & information.","\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva; font-size: 12pt;\">\u003Cspan style=\"color: #c70a0a;\">*\u003C/span> \u003Cspan style=\"color: #808080;\">Question\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">What are the characteristics of a microcontroller?\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">\u003Cspan style=\"color: #c70a0a;\">\u003Cbr />\r\n\u003Cspan style=\"font-size: 12pt;\">*\u003C/span>\u003C/span>\u003Cspan style=\"color: #808080; font-size: 12pt;\"> Answer\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: trebuchet-ms;\">Compared with the embedded microprocessor, the biggest feature of the microcontroller is that it is singularized and the volume is greatly reduced, so that power consumption and cost are reduced, and reliability is improved.Microcontrollers are currently the mainstream of the embedded system industry.The on-chip peripheral resources of the microcontroller are generally rich and suitable for control.\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-size: inherit;\">\u003Cbr />\r\n\u003C/span>\u003C/p>\r\n\u003C/div>\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">\u003C/div>\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\u003C!-- clear for photos floats -->\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">","characteristics,microcontroller",340,"what-are-the-characteristics-of-a-microcontroller",{"id":50,"title":51,"summary":52,"content":53,"cover":27,"cateId":11,"tags":54,"views":55,"isTop":12,"status":18,"createBy":27,"createTime":30,"updateBy":27,"updateTime":56,"institutionId":27,"isPage":12,"images":27,"horizontalCover":27,"verticalCover":27,"slug":57,"siteId":14},"df3bcc91f1ae9f67d52","What are the main technical features of the MAX85952/85962?","What are the main technical features of the MAX85952/85962? Looking for capacitors online purchase? is a reliable marketplace to buy and learn about capacitors. Come with us for amazing deals & information.","\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva; font-size: 12pt;\">\u003Cspan style=\"color: #c70a0a;\">*\u003C/span> \u003Cspan style=\"color: #808080;\">Question\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">What are the main technical features of the MAX85952/85962?\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">\u003Cspan style=\"color: #c70a0a;\">\u003Cbr />\r\n\u003Cspan style=\"font-size: 12pt;\">*\u003C/span>\u003C/span>\u003Cspan style=\"color: #808080; font-size: 12pt;\"> Answer\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: trebuchet-ms;\">1 Drives up to 8 white LEDs with 25mA current. The temperature derating function allows the same brightness with fewer white LEDs (MAX8596Z); 22.6~5.5V input range, low input ripple voltage peak-to-peakFor l2mV, direct PWM internal filter; 386% efficiency (PLED/PIN); 4 flexible brightness control,\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-size: inherit;\">\u003Cbr />\r\n\u003C/span>\u003C/p>\r\n\u003C/div>\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">\u003C/div>\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\u003C!-- clear for photos floats -->\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">","technical",453,"2026-04-22 14:58:14","what-are-the-main-technical-features-of-the-max85952-85962",{"id":59,"title":60,"summary":61,"content":62,"cover":27,"cateId":11,"tags":63,"views":64,"isTop":12,"status":18,"createBy":27,"createTime":30,"updateBy":27,"updateTime":56,"institutionId":27,"isPage":12,"images":27,"horizontalCover":27,"verticalCover":27,"slug":65,"siteId":14},"d7ca356aabdc09b4554","What are the structures of magnetic-sensitive transistors?","What are the structures of magnetic-sensitive transistors? Looking for capacitors online purchase? is a reliable marketplace to buy and learn about capacitors. Come with us for amazing deals & information.","\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva; font-size: 12pt;\">\u003Cspan style=\"color: #c70a0a;\">*\u003C/span> \u003Cspan style=\"color: #808080;\">Question\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">What are the structures of magnetic-sensitive transistors?\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">\u003Cspan style=\"color: #c70a0a;\">\u003Cbr />\r\n\u003Cspan style=\"font-size: 12pt;\">*\u003C/span>\u003C/span>\u003Cspan style=\"color: #808080; font-size: 12pt;\"> Answer\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: trebuchet-ms;\">The NPN type magneto-sensitive triode is formed on the weak P-type intrinsic semiconductor by an alloy method or a diffusion method to form three junctions, that is, an emitter junction, a base junction, and a collector junction.\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-size: inherit;\">\u003Cbr />\r\n\u003C/span>\u003C/p>\r\n\u003C/div>\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">\u003C/div>\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\u003C!-- clear for photos floats -->\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">","transistors",395,"what-are-the-structures-of-magnetic-sensitive-transistors",{"id":67,"title":68,"summary":69,"content":70,"cover":27,"cateId":11,"tags":71,"views":72,"isTop":12,"status":18,"createBy":27,"createTime":30,"updateBy":27,"updateTime":31,"institutionId":27,"isPage":12,"images":27,"horizontalCover":27,"verticalCover":27,"slug":73,"siteId":14},"cd4b9e75dcac3559bf0","What are the components of FPGAs, CPLDs, and other types of PLDs?","What are the components of FPGAs, CPLDs, and other types of PLDs? Looking for capacitors online purchase? is a reliable marketplace to buy and learn about capacitors. Come with us for amazing deals & information.","\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva; font-size: 12pt;\">\u003Cspan style=\"color: #c70a0a;\">*\u003C/span> \u003Cspan style=\"color: #808080;\">Question\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">What are the components of FPGAs, CPLDs, and other types of PLDs?\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-family: 'Trebuchet MS', Geneva;\">\u003Cspan style=\"color: #c70a0a;\">\u003Cbr />\r\n\u003Cspan style=\"font-size: 12pt;\">*\u003C/span>\u003C/span>\u003Cspan style=\"color: #808080; font-size: 12pt;\"> Answer\u003C/span>\u003C/span>\u003C/p>\r\n\u003Ctable>\r\n\u003Ctbody>\r\n\u003Ctr>\r\n\u003Ctd width=\"1136\">\u003Cspan style=\"font-family: trebuchet-ms;\">They are composed of three parts:\u003C/span>\u003C/p>\r\n\u003Cp>\u003Cspan style=\"font-family: trebuchet-ms;\"> 1 a two-dimensional array of logic blocks, which constitute the logic component of the PLD device;\u003C/span>\u003C/p>\r\n\u003Cp>\u003Cspan style=\"font-family: trebuchet-ms;\"> 2 input/output blocks; 3 interconnection resources connecting the logic blocks, connecting lines of various lengthsComposition, which also has some programmable connection switches,\u003C/span>\u003C/td>\r\n\u003C/tr>\r\n\u003C/tbody>\r\n\u003C/table>\r\n\u003Cp>\u003Cspan style=\"font-size: inherit;\">\u003Cbr />\r\n\u003C/span>\u003C/p>\r\n\u003C/div>\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">\u003C/div>\r\n\t\t\t\t\t\t\r\n\t\t\t\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t\t\t\t\u003C!-- clear for photos floats -->\r\n\t\t\t\t\t\t\u003Cdiv class=\"clear\">","components,FPGAs,CPLDs",92,"what-are-the-components-of-fpgas-cplds-and-other-types-of-plds",1776841998039]