This procedure does not verify that your application is highly available because you have not yet installed your data service.
Confirm that the owner, group, and mode of the $ORACLE_HOME/bin/oracle file are as follows:
# ls -l $ORACLE_HOME/bin/oracle
Verify that the listener binaries exist in the $ORACLE_HOME/bin directory.
When you have completed the work in this section, go to Creating an Oracle Database.