Apache installation on ubuntu

How to install Apache on ubuntu
Please enter the following command into your terminal prompt.

sudo apt-get install apache2

Command for restart the Apache
sudo service apache2 restart
OR 
sudo /etc/init.d/apache2 restart

Command for start the Apache
sudo /etc/init.d/apache2 start

Command for stop the Apache
sudo /etc/init.d/apache2 stop


Installation of php on ubuntu

sudo apt-get install php5

-----------------------

mysql
----------------------


sudo service mysql start