How to check service name of PDB in Oracle 12c

* How to check service name of PDB :  

1. Using Cloud Console

Screen capture using SQL Developer

OR

2. Using ssh

[oracle@ORCL1 opc]$ lsnrctl status

....

Service "ORCL.moosangkim.oraclecloud.internal" has 1 instance(s).

  Instance "ORCL", status READY, has 1 handler(s) for this service...

Service "ORCLXDB.moosangkim.oraclecloud.internal" has 1 instance(s).

  Instance "ORCL", status READY, has 1 handler(s) for this service...

Service "pdb1.moosangkim.oraclecloud.internal" has 1 instance(s).

  Instance "ORCL", status READY, has 1 handler(s) for this service...

The command completed successfully