Yes, you can file RTI to the Airports Authority of India to know your marks in Junior Executive Airport Operations Examination. Airports Authority of India or AAI is a statutory body (created through the Airports Authority of India Act, 1994) working under the Ministry of Civil Aviation is responsible for creating, upgrading, maintaining and managing civil aviation infrastructure in India.
Since it is under he Ministry of Civil Aviation. Therefore, it comes under the ambit of section 2(h) of the RTI Act'2005 which has the definition of Public Authority. Hence, we can file RTI to Airports Authority of India.
For further assistance and to have a better understanding on filing RTI, you may visit the below mentioned link: