Go back to M70-201 - Magento Certified Developer Plus Exam

Question :-

Which one of the following classes does NOT exist in Magento?
Mage_Adminhtml_Block_widget_Form_Element_Abstract
Mage_Adminhtml_Block_Widget_Form
Mage_Adminhtml_Block_Widget_Form_Container
Mage_Adminhtml_Block_Widget_Form_Element
Varien_Data_Form_Element_Abstract

Want to practice for M70-201 - Magento Certified Developer Plus Exam ? Click here.