Git: Where exactly is the “working directory”?

Question

I am going through some Git tutorials. The concept of a \"working directory\" keeps being mentioned, however, none of the tutorials or documents I read points out where

Answer 1

The working directory is simply, your current local directory that you are working on. e.g if you have master, dev and yourname-dev as your remote branches, if you checkout from dev to yourname-dev, yourname-dev is now your working directory if you checkout from this (yourname-dev) working directory to another say dev, dev is now your new working directory