The ____________ validation verifies if the given value does not match with one of the given values of the list

Which of the following statement is false?

What is the base class for grid panel?

Linking Models: There are two types of Associations between Models: belongsTo and hasMany. But one represents a many to one association with another model.

Which of the follow is not a supported data store?

Which of the following xtype(s) defines a grid column?

What is the difference between a GridPanel and an EditorGridPanel?

is Extjs a cross-browser RIA framework?

What is the difference between an Ext.element and an Ext.component?

What is the difference between Ext.addClass() and Ext.removeClass()?

Ext JS is a JavaScript library for developing interactive web applications using technologies such as AJAX, DHTML and DOM. It was developed by Sencha.