Pi setup and basic commands

As soon as you connect your HDMI to the TV/monitor and insert your os installed MicroSD card into your pi you should see the following screen on your TV/monitor:

You can select the os of your choice and click on install. It takes few minutes to install and then the following screen appears:

The above screen is the graphic user interface, The default login for Raspbian is username pi with the password raspberry.
After logging in the following desktop screen appears:

You can click on the LXTerminal and type the following commands in console:

sudo apt-get install rpi-update

sudo rpi-update

sudo reboot

After rebooting, type the following commands in console:

apt-get update

apt-get upgrade

The following are some of the basic commands:

list files in current directory:                                                ls

list files (including hidden files) in current directory:           ls -a

change directory:                                                                cd

change to home directory:                                                  cd ~

change to root directory:                                                     cd /

change to different directory:                                              cd music

print working directory:                                                       pwd 

make directory:                                                                   mkdir

copy files:                                                                            cp 

move files:                                                                           mv 

remove files:                                                                        rm 

remove directory:                                                                 rmdir 

clear screen:                                                                        clear 

display a file:                                                                        cat