# First things first **Some most useful and easy commands:** * pwd (present working directory) * ls (list) * cd (change directory) **Query:** Oh! I don't know anything about these commands, and I don't want to search on internet everytime, how can I still learn? **Answer** man \ (man stands for manual) Eg. `man cd` ![](https://2261732776-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MIsekTleP35yLxSNHMm%2Fsync%2F327ce2eaa1805450347296e5f91484f0d7bde5fc.png?generation=1601899817441720\&alt=media)![](https://2261732776-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MIsekTleP35yLxSNHMm%2Fsync%2Fca7a1f8a3035afa9436520fa7f83a9aa65b8828c.png?generation=1601899820384652\&alt=media) **Current directory**: . (dot) **Parent directory**: .. (double dots) **Examples:** 1 **cd(Change Directory):** 'cd' is a basic command which is used to change your working directory from one to other ![](https://2261732776-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MIsekTleP35yLxSNHMm%2Fsync%2F5a7a49bb06f4ea2e52fa4c873285667f46c7f31d.png?generation=1601899816376630\&alt=media)![](https://2261732776-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MIsekTleP35yLxSNHMm%2Fsync%2F870731c89211ef79d0fc422e2d6a5fa4fe45751d.png?generation=1601899819409727\&alt=media)![](https://2261732776-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MIsekTleP35yLxSNHMm%2Fsync%2Ff3cf767afc6826ded310075868a5a2b71de43e48.png?generation=1601899815329213\&alt=media)![](https://2261732776-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MIsekTleP35yLxSNHMm%2Fsync%2Fae8339ed8f391a6620daf812a3900e26578fca73.png?generation=1601899818344103\&alt=media)