The configuration of multiple listeners consists of setting up 2 or more listeners for the same database. This is a task that consists of the following steps: 1- Creation of listeners:: 1.1: Listener named X1 on port 1539; 1.1: Listener named X2 on port 1537; 1.2: Initialization of listeners: 2- Create the entries of each listener for the database in tnsnames.ora: Example: Database named cbd4; 2.1: Entries will be created in tnsnames: 2.2: Testing Inputs Inserted: 2- Define the services in the database listener_local parameter of the…