Hi Aditi,
If you are seeking for a core web GUI in Moodle 2.4 for exporting/importing role definitions, unfortunately at the present time such an interface is not yet available. You may find more informations in the tracker, and eventually vote for the issue: https://tracker.moodle.org/browse/MDL-17081
Roles and permissions
Export custom user roles from Moodle 2.4
This discussion has been locked so you can no longer reply to it.