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 ## 1. What is 2 + 2?
 
-5
+4
 
 ## 2. What is JavaScript?
 
-An exciting new play about coffee.
+A programming language commonly used to make web pages interactive and dynamic.
 
 ## 3. What three problems does Git & GitHub solve?
-
-When people want to show off code to each other they can put it on GitHub
-
+Version control – tracking changes in code over time.
+Backup & sharing – safely storing code online and making it accessible to others.
+Collaboration – allowing multiple developers to work on the same project.
 ## 4. What happens when you `fork` a repository?
+You create your own copy of someone else’s repository on GitHub, so you can modify it without affecting the original.
 
-You delete it
 
 ## 5. What happens when you clone a repository?
 
-It send it to a friend
+You download a copy of the repository from GitHub to your local computer.
 
 ## 6. What is a Pull Request?
+A way to propose changes you’ve made in your fork/branch back to the original repository so the maintainers can review and merge them.
 
-When you send a file over the internet