Study tips 1z0-050

What could be the reason for the Block Size field is not enabled?

Which statement is true about a whole consistent database backup on a database running in ARCHIVELOG mode?

What do you infer from the following query at three different times since the database instance?

Identify two actions either of which will help you resolve this problem

What could be the reason for the following error?

Which statement describes the effect of the command?

Which two statements are true regarding the LISTENER2 listener?

Which configuration could have enabled the block selection of 16 KB?

What do you infer from the Exhibit and examine the output of the query?

What could be the reason for the elimination of the other rows in the output?