单项选择题
A. The statement will deactivate DAY_PLAN.
B. The statement will activate DAY_PLAN as the top plan.
C. The statement will activate MANAGERS_PLAN as the top plan.
D. The statement will return an error because MANAGERS_PLAN is not the top plan.
单项选择题 You are using the Database Resource Manager to manage database resources. You created a resource plan directive for the MANAGERS resource consumer group under the SALES_PLAN by using the following statement： SQL>EXEC DBMS_RESOURCE_MANAGER.CREATE_PLAN_DIRECTIVE （PLAN => ’SALES_PLAN’， GROUP_OR_SUBPLAN => ’MANAGERS’， CPU_P1 => 100， CPU_P2 =>0， SWITCH_GROUP => ’CLERKS’， SWITCH_TIME_IN_CALL => 600）； A user， SCOTT， who is assigned to the MANAGERS group， starts a database session and executes a query on the database. What is the outcome if the query takes approximately 15 minutes to complete？（）
单项选择题 Click the Exhibit（s） button to view the DEPARTMENTS plan. After analyzing the Exhibit， what conclusion will you draw？（）
单项选择题 You issued the following statement： SQL> ALTER SESSION SET NLS_LANG=FRENCH_CANADA.WE8ISO8859P1； Which parameter is NOT overridden by using the above statement？（）