1. initilized as git:   git init
2. show the untracked and tracked file: git status
3. For making tracked file(single file) use the command:    git add test.txt
4. for making tracking all file: git add .

Note: After make sure the files as tracked, all the file are ready to commited

5. for commit: git commit -m "first Commit"
Note: git commit "comment: -m 'first Commit' "
6. Again theck status(Is master / is main): git status
7. For checking commit: git log  (show all information)
                                OR, git log --oneline (show needed information)
8. Back to any commit: git checkout bce3411 index.js
     Note: checkout "commit address" "file name"
9. Check git status: git status
10. Again need to git command; git commit -m "Forth Commit"

12. Reset the git: git reset index.js

13. Further check the git status: git status

14. Back to previous version: git checkout -- index.js

15. Further check the git status to ensure: git status