The "Zend Certified Engineer" certificate is an internationally recognized PHP-award that is handed out by Zend Technologies ("The PHP Company").
Currently, there are worldwide 2000 ZCE's.
Zend Framework (ZF) is an open source, object-oriented web application framework implemented in PHP 5 and licensed under the New BSD License.
ExtJs is a JavaScript library for building interactive web applications using techniques such as Ajax, DHTML and DOM scripting.
VMware software provides a completely virtualized set of hardware to the guest operating system.