Which statement is true about the execution of the last command?

Which statement is true about the execution of the last command?

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You execute the commands on a multitenant container database CDB1 that has multiple pluggable databases:$ . oraenvORACLE_SID = [oracle] ? cdb1The oracle base for ORACLE_HOME=/u01/app/oracle/product/12.1.0/dbhome_1 is /u01/app/oracle$ rman target /Recovery Manager : Release 12.1.0.0.2 – production on Fri Ju1 19 05:18:33: 2013Coppyright (c) 1982, 2013, oracle and/or its affiliates. All rights reserved.Connected to target database:CDB1 … Read more