ATPL, CPL & MPL: ATPL and CPL can be achieved following an integrated or a modular route. An MPL is Only avaliable in the Integrated or "full-time" option.
An MPL Prepares you for guaranteed employment with one specific airline after graduation. An ATPL or CPL may not come with a secure airline job immediately after graduation, unless it is an airline specific program or "Cadetship / Student Pilot program". However, it gives you the opportunity to job search amongst multiple airlines.