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 ## 1. What is 2 + 2?
 
-5
+4
 
 ## 2. What is JavaScript?
 
-An exciting new play about coffee.
-
+JavaScript (JS) is a lightweight interpreted (or just-in-time compiled) programming language with first-class functions
 ## 3. What three problems does Git & GitHub solve?
 
-When people want to show off code to each other they can put it on GitHub
-
+Get track of your code
+Manage and share your code
+save changes of all version of your code
 ## 4. What happens when you `fork` a repository?
 
-You delete it
+Forking a repository means you can make any changes you want to the code without affecting the original project. 
 
 ## 5. What happens when you clone a repository?
 
-It send it to a friend
-
+you download a complete copy of a remote project, including all its files, commit history, and all branches, to your local machine
 ## 6. What is a Pull Request?
 
-When you send a file over the internet
+ is a formal proposal in a software development project, often using distributed version control systems like Git and hosting platforms like GitHub, to merge code changes from one branch into another, usually into the main project repository.
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