SQL Plus Oracle PLSQL

SQL>
SQL>
SQL> prompt
SQL> prompt This is a list of users and their default
This is a list of users and their default
SQL> prompt tablespaces
tablespaces
SQL>
SQL> select username, default_tablespace
  2    from dba_users
  3    where rownum < 50
  4  /
USERNAME                       DEFAULT_TABLESPACE
------------------------------ ------------------------------
SYS                            SYSTEM
SYSTEM                         SYSTEM
ANONYMOUS                      SYSAUX
MDSYS                          SYSTEM
OUTLN                          SYSTEM
DIP                            SYSTEM
TSMSYS                         SYSTEM
FLOWS_FILES                    SYSAUX
CTXSYS                         SYSAUX
DBSNMP                         SYSAUX
FLOWS_020100                   SYSAUX
USERNAME                       DEFAULT_TABLESPACE
------------------------------ ------------------------------
XDB                            SYSAUX
HR                             USERS
13 rows selected.
SQL>
SQL>