Pass the Oracle Database 19c 1z0-082 Questions and answers with ExamsMirror

The command succeeds and HR will be connected to the orcl and abc.sql databases

The command succeeds and HR will be connected to the orcl database instance, and the abc.sql script will be executed

The command fails because the script must refer to the full path name

The command fails and reports an error because @ is used twice

The second rollback command restores the row that was inserted.

The first rollback command leaves the table's 100 original rows locked.

The second rollback command rolls back the rollback to savepoint a command.

The first rollback command leaves the inserted row locked.

The first RollBack command restores the row that was inserted.

The second rollback command restores the 100 rows that were in the table originally.

The first rollback command restores the 100 rows that were in the table originally.

to_numberipromo_begin_date) - s will return a number.

PROMO_ BEGIN_DATE - sysdate will return a number.

PROMO_ BEGIN_DATE - sysdate will return an error.

PROMO_ BEGIN_DATE - 5 will return a date.

TO_date(PROMO_ BEGIN_DATE * 5| will return a date.

All roles granted to a user are set on by default when the user logs in,

Object privileges may not be granted to roles.

The SET ROLE statement can disable one or more roles for a session.

Roles must be password protected.

Roles may be granted to roles.

The SET ROLE statement can enable one or more roles for a session.

The CURRENT_TIMESTAMP function returns data without time zone information

A TIMESTAMP WITH LOCAL TIMEZONE data type column is stored in the database using the time zone of the session that inserted the row

A TIMESTAMP data type column contains information about year, month, and day

The DBTIMEZONE function can return an offset from Universal Coordinated Time (UTC)

The SESSIONTIMEZONE function can return an offset from Universal Coordinated Time (UTC)

If sequence ORD_SEQ is dropped then the default value for column ORD_NO will be NULL for rows inserted into ORD_ITEMS

Any user inserting rows into table ORD_ITEMS must have been granted access to sequence ORD_SEQ

Column ORD_NO gets the next number from sequence ORD_SEQ whenever a row is inserted into ORD_ITEMS and no explicit value is given for ORD_NO

Sequence ORD_SEQ cycles back to 1 after every 5000 numbers and can cycle 20 times

Sequence ORD_SEQ is guaranteed not to generate duplicate numbers

Compressed objects in SALES01.DBF will be uncompressed In SALES02.DBF after the move.

DML may be performed on tables with one or more extents in this data file during the execution of this command.

It overwrites any existing file with the name SALES02.DBF.dbf in /u02 by default.

The "to" clause containing the new file name must be specified even if Oracle Managed Files (OMF) is used.

Tables with one or more extents in this data file may be queried during the execution of this command.

Table aliases can improve performance

The BETWEEN condition always performs better than using the >= and <= conditions

The join syntax used makes no difference to performance

The BETWEEN condition always performs less well than using the >= and <= conditions

The Oracle join syntax performs better than the SQL:1999 compliant ANSI join syntax

It succeeds and the generated undo is stored in SYSTEM.

It fails and returns the error message “ORA-30036: unable to extend segment by 8 in undo tablespace 'UNDOTBS1'”.

It succeeds and the least recently written undo block of UNDOTBS1 is overwritten by the generated undo.

It succeeds and the generated undo is stored in SYSAUX.

It succeeds and the least recently read undo block of UNDOTBS1 is overwritten by the generated undo.

A RAC database can have one Instance.

A RAC database can have instances on separate servers.

Two RAC databases can share their instances.

A RAC database must have three or more Instances.

A RAC database must have two or more instances.