NOTES: We are going to install Magento 2 on fresh Ubuntu Server 16.04 LTS with PHP 7.0, MySQL 5.6 and Apache 2.4.
1. Setup Requirements
Apache 2.2 or 2.4 with mod_rewrite module (or) Nginx >= 1.8.
PHP 5.5 or later version. PHP 7.0 also supported.
Required PHP-Modules – PDO/MySQL, mbstring, ...