Which three statements are true about the tools used to configure Oracle Net Services? (Choose three.)

Which two statements are true about the SET VERIFY ON command? (Choose two.)

The SALES_Q1 and USERS tablespaces exist in one of your databases and TEMP is a temporary tablespace.
Segment creation is not deferred.
You execute this command:

Which three statements must be true so that the SALES user can create tables in SALES_Q1?
(Choose three.)

What is true about non-equijoin statement performance? (Choose two.)

You execute this command:

During the export operation, you detach from the job by using CTRL+C and then execute this command:
Export> STOP_JOB=immediate
Are you sure you wish to stop the job ([yes]/no): yes
Which two statements are true about the job? (Choose two.)