You want to create a role to meet these requirements： 1：The role is to be protected from unauthorized usage. 2：The password of the role is not to be embedded in the application source code or stored in a table. Which method would you use to restrict enabling of such roles（） ["Create the role with global authentication.","Create the role with external authentication.","Create the role as a secure application role.","Create the role as a password-protected role.","Create a role and use Fine-Grained Access Control （FGAC） to secure the role."]
需要层次论是美国心理学家（）首先提出的一种研究人的需要结构的理论。 ["法约尔","布莱克","马斯洛","德鲁克"]
The EMPLOYEES table contains these columns: You need to write a query that will produce these results: 1. Display the salary multiplied by the commission_pct. 2. Exclude employees with a zero commission_pct. 3. Display a zero for employees with a null commission value. Evaluate the SQL statement: What does the statement provide?（） [" All of the desired results"," Two of the desired results"," One of the desired results"," An error statement"]
下列哪些是行政规则的作用（） ["A.保证对外开放的顺利进行 ","B.有利于改善企业的经营管理 ","C.培养市场 ","D.宏观产业指导"]
You issued the following command to analyze the SCOTT.EMP table for block corruption： ANALYZE TABLE SCOTT.EMP VALIDATE STRUCTURE； You received the following error： ORA-01578： ORACLE data block corrupted （file # %s， block # %s） How will you resolve the block corruption problem？（） [" by using the DBMS_REPAIR package"," by using the DB_BLOCK_CHECKING parameter"," by using the DBVERIFY utility"," will not be completely resolved until the hardware fault is corrected"]
村民自治制度的基本内容。
