单项选择题 View the Exhibit to observe the roles assigned to the SLP_REP user.  Which statement is true about the assignment of the SELECT_CATALOG_ROLE role to the SLP_REPuser（）

单项选择题 View the Exhibit and examine the user information.  The user has been granted CONNECT and RESOURCE roles and no individual system privileges. TheSL_REP user executes this command to create a table：  SQL> CREATE TABLE orders（oid number（6）， odate date， ccode number（4）， oamt number（10，2）） TABLESPACE purchase_space；  The PURCHASE_SPACE tablespace already exists in the database.  Which statement describes theeffect of the command（）

单项选择题 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（）