question Directory Reference

Directories
	bank
	behaviour
	classes
	engine
	format
	tests
	type

Files
	category_class.php
	A class for representing question categories.
	category_form.php
	Defines the form for editing question categories.
	editlib.php
	Functions used to show question editing interface.
	export_form.php
	Defines the export questions form.
	format.php
	Defines the base class for question import and export formats.
	import_form.php
	Defines the import questions form.
	move_form.php
	Form for moving questions between categories.
	previewlib.php
	Library functions used by question/preview.php.
	renderer.php
	Renderers for outputting parts of the question bank.
	upgrade.php
	This file contains datbase upgrade code that is called from lib/db/upgrade.php, and also check methods that can be used for pre-install checks via admin/environment.php and lib/environmentlib.php.