{"id":868,"date":"2019-12-06T13:24:40","date_gmt":"2019-12-06T07:54:40","guid":{"rendered":"http:\/\/http:\/\/artoftesting.com\/\/?p=868"},"modified":"2023-06-10T11:28:53","modified_gmt":"2023-06-10T05:58:53","slug":"difference-between-sdlc-and-stlc","status":"publish","type":"post","link":"https:\/\/artoftesting.com\/difference-between-sdlc-and-stlc","title":{"rendered":"Difference between SDLC and STLC"},"content":{"rendered":"\n<p>Hello friends, in this post, we are going to study the difference between SDLC and STLC. Along with that, we will see the mapping between their different phases. So, let&#8217;s begin with this article on SDLC vs STLC, starting with their definitions first.<br><br><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What is SDLC?<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>SDLC<\/strong>\u00a0stands for <strong><a href=\"http:\/\/artoftesting.com\/software-development-life-cycle-sdlc\">Software Development Life Cycle<\/a><\/strong>. It describes the various phases involved in the software development process. With the help of SDLC, we can create software applications in a well-defined and systematic way.<\/p>\n<\/blockquote>\n\n\n<div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"420\" height=\"420\" src=\"http:\/\/artoftesting.com\/wp-content\/uploads\/2019\/12\/sdlc-phases-image.jpg\" alt=\"SDLC vs STLC\" class=\"wp-image-2472\" srcset=\"https:\/\/artoftesting.com\/wp-content\/uploads\/2019\/12\/sdlc-phases-image.jpg 420w, https:\/\/artoftesting.com\/wp-content\/uploads\/2019\/12\/sdlc-phases-image-300x300.jpg 300w, https:\/\/artoftesting.com\/wp-content\/uploads\/2019\/12\/sdlc-phases-image-150x150.jpg 150w\" sizes=\"auto, (max-width: 420px) 100vw, 420px\" \/><\/figure><\/div>\n\n\n<p><br>The different phases of the Software Development Life Cycle are-<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Requirement Gathering and Analysis &#8211; In this phase, all the requirements are gathered and analyzed for their feasibility.<\/li>\n\n\n\n<li>Designing &#8211; In this phase, the requirement specifications are converted into design specifications.<\/li>\n\n\n\n<li>Coding\/Implementation &#8211; Actual coding is done here.<\/li>\n\n\n\n<li>Testing &#8211; This phase involves testing the software product.<\/li>\n\n\n\n<li>Deployment &#8211; The software is deployed to production for the end user.<\/li>\n\n\n\n<li>Maintenance &#8211; Due to changes in the environment and for continuous improvement maintenance is required.<br><br><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">What is STLC?<\/h2>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p><strong>STLC<\/strong> stands for the <strong><a href=\"http:\/\/artoftesting.com\/software-testing-life-cycle-stlc\">Software testing life cycle<\/a><\/strong>.\u00a0It refers to all these activities performed during the testing of a software product. Basically, it provides a sequence of activities performed to ensure the quality of the software application.<\/p>\n<\/blockquote>\n\n\n<div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"303\" height=\"419\" src=\"http:\/\/artoftesting.com\/wp-content\/uploads\/2019\/12\/phases-stlc.jpg\" alt=\"Difference between SDLC and STLC\" class=\"wp-image-3031\" srcset=\"https:\/\/artoftesting.com\/wp-content\/uploads\/2019\/12\/phases-stlc.jpg 303w, https:\/\/artoftesting.com\/wp-content\/uploads\/2019\/12\/phases-stlc-217x300.jpg 217w\" sizes=\"auto, (max-width: 303px) 100vw, 303px\" \/><\/figure><\/div>\n\n\n<p><br>The different phases of the Software Testing Life Cycle are-<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Requirement Analysis<\/strong> &#8211; In this phase, the high-level analysis of the requirements is done.<br><br><\/li>\n\n\n\n<li><strong>Test Planning<\/strong> &#8211; In this phase, a test strategy and approach are defined.<br><br><\/li>\n\n\n\n<li><strong>Test Case Development<\/strong> &#8211; The test cases are created in this phase.<br><br><\/li>\n\n\n\n<li><strong>Test Environment Setup<\/strong> &#8211; Here, the test environment is created in which the test execution will be performed.<br><br><\/li>\n\n\n\n<li><strong>Test Execution<\/strong> &#8211; Test cases are executed and defects are logged for the failed tests.<br><br><\/li>\n\n\n\n<li><strong>Exit Criteria Evaluation and Reporting<\/strong> &#8211; Based on the agreed-upon exit criteria, the testing activities are marked as complete.<br><br><\/li>\n\n\n\n<li><strong>Test Closure<\/strong> &#8211; A test closure document is prepared which contains all the testing activities performed and the bugs found. This phase marks the formal closure of the testing phase.<br><br><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Mapping of SDLC and STLC Phases<\/h2>\n\n\n\n<p>As we know that development and testing are carried out parallelly. So, now let&#8217;s see the mapping between the phases of SDLC and STLC.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><th>SDLC<\/th><th>STLC<\/th><\/tr><tr><td><strong>Requirements Gathering<\/strong><\/td><td><strong>Requirement Analysis- <\/strong><br>The requirements documents are analyzed and validated and the scope of testing is defined.<\/td><\/tr><tr><td><strong>Designing<\/strong><\/td><td><strong>Test Planning, Analysis, and Design- <br><\/strong>Defining test specifications, analysis, and reviewing of requirement documents, risk analysis reports, and other design specifications.<\/td><\/tr><tr><td><strong>Coding<\/strong><\/td><td><strong>Test Case Development, Test Environment Setup- <br><\/strong>Involves the test case creation, test data and environment setup.<\/td><\/tr><tr><td><strong>Testing<\/strong><\/td><td><strong>Test Execution- <br><\/strong>Involves manual and automated test case execution and result logging.<\/td><\/tr><tr><td><strong>Deployment<\/strong><\/td><td><strong>Exit Criteria Evaluation, Reporting, and Test Closure- <br><\/strong>Involves checking if all the project deliverables are delivered, archiving the test ware, test environment, and documenting the learnings.<\/td><\/tr><tr><td><strong>Maintenance<\/strong><\/td><td><strong>Maintenance testing- <br><\/strong>It is the testing required after an upgrade, correction or any change in the software under maintenance.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><br>That&#8217;s all I have in this post on SDLC vs STLC. Feel free to ask any questions in the comments. Check the below section for the difference between some other commonly confused terms.<\/p>\n\n\n<h2 id=\"tablepress-5-name\" class=\"tablepress-table-name tablepress-table-name-id-5\">More Difference Between<\/h2>\n\n<table id=\"tablepress-5\" class=\"tablepress tablepress-id-5\" aria-labelledby=\"tablepress-5-name\">\n<tbody class=\"row-striping row-hover\">\n<tr class=\"row-1\">\n\t<td class=\"column-1\"><a href=\"https:\/\/artoftesting.com\/difference-between-manual-and-automation-testing\">Manual vs Automation Testing<\/a><\/td><td class=\"column-2\"><a href=\"https:\/\/artoftesting.com\/difference-between-smoke-and-sanity-testing\">Smoke vs Sanity Testing<\/a><\/td>\n<\/tr>\n<tr class=\"row-2\">\n\t<td class=\"column-1\"><a href=\"https:\/\/artoftesting.com\/difference-between-white-box-and-black-box-testing\">White-box vs Black-box Testing<\/a><\/td><td class=\"column-2\"><a href=\"https:\/\/artoftesting.com\/difference-between-system-and-integration-testing\">System vs Integration Testing<\/a><\/td>\n<\/tr>\n<tr class=\"row-3\">\n\t<td class=\"column-1\"><a href=\"https:\/\/artoftesting.com\/difference-between-verification-and-validation\">Verification vs Validation<\/a><\/td><td class=\"column-2\"><a href=\"https:\/\/artoftesting.com\/difference-between-quality-assurance-and-quality-control\">Quality Assurance vs Quality Control<\/a><\/td>\n<\/tr>\n<tr class=\"row-4\">\n\t<td class=\"column-1\"><a href=\"https:\/\/artoftesting.com\/difference-between-sdlc-and-stlc\">SDLC vs STLC<\/a><\/td><td class=\"column-2\"><a href=\"https:\/\/artoftesting.com\/difference-between-test-plan-and-test-strategy\">Test Plan vs Test Strategy<\/a><\/td>\n<\/tr>\n<tr class=\"row-5\">\n\t<td class=\"column-1\"><a href=\"https:\/\/artoftesting.com\/difference-between-test-case-and-test-scenario\">Test Case vs Test Scenario<\/a><\/td><td class=\"column-2\"><a href=\"https:\/\/artoftesting.com\/difference-between-agile-and-waterfall-model\">Agile vs Waterfall Model<\/a><\/td>\n<\/tr>\n<tr class=\"row-6\">\n\t<td class=\"column-1\"><a href=\"https:\/\/artoftesting.com\/difference-between-agile-and-scrum-methodology\">Agile vs Scrum Methodology<\/a><\/td><td class=\"column-2\"><a href=\"https:\/\/artoftesting.com\/difference-between-rest-and-soap\">REST vs SOAP Web Service<\/a><\/td>\n<\/tr>\n<tr class=\"row-7\">\n\t<td class=\"column-1\"><a href=\"https:\/\/artoftesting.com\/difference-between-web-application-and-desktop-application\">Web Application vs Desktop Application<\/a><\/td><td class=\"column-2\"><a href=\"https:\/\/artoftesting.com\/difference-between-web-service-and-website\">Web Service vs Website<\/a><\/td>\n<\/tr>\n<tr class=\"row-8\">\n\t<td class=\"column-1\"><a href=\"https:\/\/artoftesting.com\/difference-between-assert-and-verify\">Assert vs Verify<\/a><\/td><td class=\"column-2\"><a href=\"https:\/\/artoftesting.com\/difference-between-error-fault-failure-and-defect\">Error, Defect, Fault, Failure &amp; Bug<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<!-- #tablepress-5 from cache -->\n","protected":false},"excerpt":{"rendered":"<p>Hello friends, in this post, we are going to study the difference between SDLC and STLC. Along with that, we will see the mapping between their different phases. So, let&rsquo;s begin with this article on SDLC vs STLC, starting with their definitions first. What is SDLC? SDLC&nbsp;stands for Software Development Life Cycle. It describes the &#8230; <a title=\"Difference between SDLC and STLC\" class=\"read-more\" href=\"https:\/\/artoftesting.com\/difference-between-sdlc-and-stlc\" aria-label=\"Read more about Difference between SDLC and STLC\">Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":4318,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-868","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-manual-testing"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>SDLC vs STLC | Difference between SDLC and STLC<\/title>\n<meta name=\"description\" content=\"Here we will study SDLC vs STLC along with the mapping of the different activities performed in the different phases of SDLC and STLC.\" \/>\n<meta name=\"robots\" content=\"index, follow, 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