In SharePoint 2010 You can create a Read-Only Farm/site or site-collection by setting the Content database as Read-only.In SharePoint 2010 You can create a Read-Only Farm/site or site-collection by setting the Content database as Read-only.In a read-only farm, only content databases are read-only. All other databases, including the CONFIGURATION database, Central ADMINISTRATION content database, and search database, are read/write.

The site collection that is associated with a read-only content database is automatically set to be read-only.

The user EXPERIENCE of a read-only site is characterized by the following:

• Common tasks that do not REQUIRE writing to the content database are fully available.
• Most of the common tasks that require writing to the content database are not available, either because they have been disabled in the user interface or because the user is no longer allowed to apply changes.
• Some common tasks that require writing to the content database appear to be available, but return errors.

In SharePoint 2010 You can create a Read-Only Farm/site or site-collection by setting the Content database as Read-only.In SharePoint 2010 You can create a Read-Only Farm/site or site-collection by setting the Content database as Read-only.In a read-only farm, only content databases are read-only. All other databases, including the configuration database, Central Administration content database, and search database, are read/write.

The site collection that is associated with a read-only content database is automatically set to be read-only.

The user experience of a read-only site is characterized by the following: