Title says it all really. The only thing I'd like to add is to say that after initial look at the paid versions of Zend Server, it looks like in terms of cost, I would be losing the advantages of not developing a web/cloud application on Microsoft's expensive Azure platform if I did choose to go with Zend. I like the look of the Zend Framework though and am considering using it on an open source LAMP stack. Or should I go with Symfony / CakePHP on LAMP to keep costs down?
The answer to your (actual, answerable) question is: Yes.
The framework is just a bunch of libraries (just like all frameworks); and you do the following:
www-data
).If you like build tools, you can also use composer to automatically download ZF2 for you, by following the instructions on this page.