diff --git a/roadmaps/backend-beginner/content/functional-testing@NAGisfq2CgeK3SsuRjnMw.md b/roadmaps/backend-beginner/content/functional-testing@NAGisfq2CgeK3SsuRjnMw.md
index bd8f6c25f..843d46513 100644
--- a/roadmaps/backend-beginner/content/functional-testing@NAGisfq2CgeK3SsuRjnMw.md
+++ b/roadmaps/backend-beginner/content/functional-testing@NAGisfq2CgeK3SsuRjnMw.md
@@ -6,7 +6,7 @@ Visit the following resources to learn more:
 
 - [@article@What is Functional Testing?](https://www.guru99.com/functional-testing.html)
 - [@article@Functional Testing: What It Is and How to Do It Right](https://www.atlassian.com/continuous-delivery/software-testing/functional-testing)
+- [@article@https://www.youtube.com/watch?v=NgQT7miTP9M](https://www.youtube.com/watch?v=NgQT7miTP9M)
 - [@video@unctional Testing vs Non-Functional Testing](https://www.youtube.com/watch?v=NgQT7miTP9M)
-- [@video@Functional Testing vs Non-Functional Testing]](https://www.youtube.com/watch?v=NgQT7miTP9M)
 - [@video@Software Testing Tutorial for Beginners](https://www.youtube.com/watch?v=u6QfIXgjwGQ)
 - [@feed@Explore top posts about Testing](https://app.daily.dev/tags/testing?ref=roadmapsh)
\ No newline at end of file
diff --git a/roadmaps/backend-beginner/content/git@_I1E__wCIVrhjMk6IMieE.md b/roadmaps/backend-beginner/content/git@_I1E__wCIVrhjMk6IMieE.md
index fdae189f2..85bfee528 100644
--- a/roadmaps/backend-beginner/content/git@_I1E__wCIVrhjMk6IMieE.md
+++ b/roadmaps/backend-beginner/content/git@_I1E__wCIVrhjMk6IMieE.md
@@ -5,6 +5,8 @@ Git is a distributed version control system used to track changes in source code
 Visit the following resources to learn more:
 
 - [@roadmap@Visit Dedicated Git & GitHub Roadmap](https://roadmap.sh/git-github)
-- [@article@Tutorial: Git for Absolutely Everyone](https://thenewstack.io/tutorial-git-for-absolutely-everyone/)
-- [@video@Git & GitHub Crash Course For Beginners](https://www.youtube.com/watch?v=SWYqp7iY_Tc)
-- [@course@Why use Git? (Interactive Lesson)](https://inter-git.com/lessons/introduction)
\ No newline at end of file
+- [@article@Learn Git with Tutorials, News and Tips - Atlassian](https://www.atlassian.com/git)
+- [@article@Getting Started with Git and GitHub: A Complete Tutorial for Beginner](https://towardsdatascience.com/learn-basic-git-commands-for-your-data-science-works-2a75396d530d/?utm_source=roadmap&utm_medium=Referral&utm_campaign=TDS+roadmap+integration)
+- [@article@Git Cheat Sheet](https://cs.fyi/guide/git-cheatsheet)
+- [@feed@Git & GitHub Crash Course For Beginners](https://www.youtube.com/watch?v=SWYqp7iY_Tc)
+- [@feed@Explore top posts about Git](https://app.daily.dev/tags/git?ref=roadmapsh)
\ No newline at end of file
diff --git a/roadmaps/backend-beginner/content/version-control-systems@ezdqQW9wTUw93F6kjOzku.md b/roadmaps/backend-beginner/content/version-control-systems@ezdqQW9wTUw93F6kjOzku.md
index fd38fb6c9..a31fdd2d6 100644
--- a/roadmaps/backend-beginner/content/version-control-systems@ezdqQW9wTUw93F6kjOzku.md
+++ b/roadmaps/backend-beginner/content/version-control-systems@ezdqQW9wTUw93F6kjOzku.md
@@ -5,6 +5,8 @@ Version control systems (VCS) are tools that track changes to code and files ove
 Visit the following resources to learn more:
 
 - [@roadmap@Visit Dedicated Git & GitHub Roadmap](https://roadmap.sh/git-github)
-- [@video@What is a Version Control System and why you should always use it](https://www.youtube.com/watch?v=IeXhYROClZk)
-- [@article@What is version control?](https://www.atlassian.com/git/tutorials/what-is-version-control)
-- [@course@Why version control? (Interactive Lesson)](https://inter-git.com/lessons/introduction)
\ No newline at end of file
+- [@official@Git](https://git-scm.com/)
+- [@official@Mercurial](https://www.mercurial-scm.org/)
+- [@official@Subversion](https://subversion.apache.org/)
+- [@article@What is Version Control?](https://www.atlassian.com/git/tutorials/what-is-version-control)
+- [@video@Version Control System (VCS)](https://www.youtube.com/watch?v=SVkuliabq4g)
\ No newline at end of file