SharePoint 2010 upgrade checklist.

Some time you may wonder after upgrade, one should have a check list handy to test if the all OOB functionalities are working fine. Below listed are some of the Server and Site level checklist you can perform in your environment.  

Data Access ( on Lists and Sites)
	CRUD Operations on Standard Features
	Blogs
	Discussion Forums
	Wikis
	Calendar View
	Surveys
	Sites and Workspaces
	All sites load?
	Create/Edit/Delete a Site
	OOTB Components
	Workflows on List/Libraries
	Large Lists
	Check lists with more than 8 lookup values
	Check any large lists
	Email enabled lists
	Document uploaded to doc library?
	Settings from '07 environment preserved?
	Alerts
	Existing alerts properly working?
	Can new alerts be created/deleted?
UI and Navigation on Publishing  Pages
	Style and appearance of Publishing page (e.g. Home Page of site)
	Are all images on your pages displayed correctly?
	Are the appropriate cascading style sheet colors and styles used in the appropriate location?
	Scripted controls working?
	Pages displayed correctly in web browsers?
	OOTB Web Parts
	Do all the Web Parts from your original site appear in your upgraded site?
	Are the Web Parts displayed correctly (in the correct zone, location and size) ?
	Are there any extra or missing Web Parts?
	Do the Web Parts work correctly?
	Are your Excel Web Access Web Parts working correctly? Did you re-create your connections correctly? Are external data sources still working?
	KPI Web Parts
	Do all the Web Parts from your original site appear in your upgraded site?
	Are the Web Parts displayed correctly (in the correct zone, location and size) ?
	Are there any extra or missing Web Parts?
	Do the Web Parts work correctly?
	Is all the information being pulled from the right data source?
	Is the information accurate and correct according to the input values?
	Navigation
	List Navigation
	Quick launch
	Breadcrumb
	Navigate Up
	Tree
	Top Link Bar
	All Site Content
Customizations & Integration with Other System
	Customizations
	Customizations still in correct locations?
	Can you still access the editing controls on the pages?
	Are any pages still checked out?
	People and Asset Picker
	Verify that People picker works as it did in SP2007 farm
	Verify that Asset picker works as it did in SP2007 farm
Site Administration
	Recycle Bin
	Basic functionality works? Delete a document, is it in the recycle bin?
	Can administrator delete from first and second stage recycle bin?