Exhibit. Which two options are used to enable the connect-time failover feature？（）
The HR user creates a view with this command： SQL> CREATE VIEW emp_v AS SELECT * FROM scott.emp； Now HR wants to grant the SELECT privilege on the EMP_V view to the JIM user. Which statement is true in this scenario？（）
You want to enforce a company’s business policy on several objects by using a singlepolicy function. Which two types of policies can be assigned to the policy_type argument in the dbms_rls.add_policy procedure to achieve the above objective？（）
