An index on the PASSPORT_RECORDS table has to be created. It contains 10 million rows of data. The key columns have low cardinality. The queries generated against this table use a combination of multiple WHERE conditions involving the OR operator.Which of the following index will be used for this criteria?

Which option lists the correct hierarchy of storage structures, from largest to smallest?

Which DBMS_LOGMNR feature facilitates the automatic adding of redo log files for mining?

What happens once the DBA disables the flash recovery area?

What should be confirmed before changing the CURSOR_SPACE_FOR_TIME parameter in the initialization file to TRUE?

What will the command EXECUTE DBMS_SCHEDULER.PURGE_LOG(); do?

What would be the risk tolerance level of a retired government worker in general?

Why is it important to manage risk when trading stock options?

What is portfolio management?

Which one would be a good example of risk mitigation?

How does the 'Iron Condor' technique limit the downside?