Aerospace - Communication, Navigation and Surveillance(CNS-Data Link) of Aircraft.Built a tool for Airline Modifiable Information (AMI) files (Files containing data of more than 20,000 lines, shared by the flight to the ground communication center) using Java SE 13.Data were filtered using Java to read each line using Java File Stream and a Graphical User Interface was developed using Java Swing to filter by a specific parameter and display.All possible combinations of the AMI files were generated by a click of a GUI Button and stored in a file, to study the file and prevent airline mishaps, were pushed into the database using JDBC connections and MySQL queries