Yes, absolutely. You can easily manage your VPS with the help of user-friendly control panels. For Linux VPS, there are plenty of paid and free control panel options are available, such as cPanel/WHM, DirectAdmin, Plesk, InterWorx, H-Sphere, CentOS Web Panel, ISPConfig, Ajenti, Kloxo, ZPanel, etc. The control panel allows customers to manage their websites, DNS records, FTP accounts, email accounts and databases through a single login and easy to use GUI.
Yes, it is. You can manage it by logging in to the server via RDP. It is just like you operate your local operating system (Like Microsoft Windows 10/Linux Ubuntu/Cent OS etc.).