Important information for Programmer/Coder/Developer.

1. which is the first company with came GUI.

In 1979, the Xerox Palo Alto Research Center developed the first prototype for a GUI.

GUI: Graphical User Interface.

2. Is git bash CLI?

Yes git bash is CLI. Git bash use in Windows.

CLI: Command Line Interface.

3. How to create a 'New Folder' or 'Directory' on Linux?

$ mkdir MyFolderName

# mkdir space Folder or Directory name

# mkdir full form -- Make Directory

# 'mkdir ' is a command for creating New Folder or Directory

Folder: Windows user call Folder.

Directory: Linux user call Directory.

Both are same.

tips: It's better practice to write everything smaller in CLI.

4. What is Root Directory ?

In Linux system everything each and every folder or files and what over may be it is located in the Root Directory.

The start of each and every folder in Linux system called Root Directory.

/ (slash): This is root directory symbol.

5. How to see current path in Linux ?

$ pwd

just type 'pwd' command and hit enter.

PWD- Present Working Directory or Print Working Directory.