单选题View the Exhibit and examine the privileges granted to the MGR_ROLE role. The user SKD has been grantedthe CONNECT and RESOURCE roles only. The database administrator （DBA） grants MGR_ROLE to the userSKD by executing the command： SQL GRANT MGR_ROLE TO SKD WITH ADMIN OPTION； Which statement is true about the user SKD afterhe/she is granted this role（）A The user SKD can grant only the MGR_ROLE role to other users， but not the privileges in it.B The user SKD can revoke the MGR_ROLE only from the users for whom he/she is the grantor.C The user SKD can grant the privileges in the MGR_ROLE role to other users， but not with ADMIN OPTION.D The user SKD can grant the privileges in the MGR_ROLE role to other users， but cannot revoke privilegesfrom them
单选题
View the Exhibit and examine the privileges granted to the MGR_ROLE role. The user SKD has been grantedthe CONNECT and RESOURCE roles only. The database administrator （DBA） grants MGR_ROLE to the userSKD by executing the command： SQL> GRANT MGR_ROLE TO SKD WITH ADMIN OPTION； Which statement is true about the user SKD afterhe/she is granted this role（）
A
The user SKD can grant only the MGR_ROLE role to other users， but not the privileges in it.
B
The user SKD can revoke the MGR_ROLE only from the users for whom he/she is the grantor.
C
The user SKD can grant the privileges in the MGR_ROLE role to other users， but not with ADMIN OPTION.
D
The user SKD can grant the privileges in the MGR_ROLE role to other users， but cannot revoke privilegesfrom them
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单选题Manually， you set the consumer group of all of the newly created users to MYDB_GRP. You want the users to be able to change their consumer groups as per the application requirement. What was the first step that was needed in the process to achieve this objective？（）A The user must have been granted the DBA role.B The user must have been granted the switch privilege as a part of a role.C The user must have been granted the Resource Manager administrator privilege.D The user must have been granted the switch privilege by using the DBMS_RESOURCE_MANAGER_PRIVS package.
单选题Examine the commands executed in the following sequence： 1：SQL CREATE ROLE mgrrole； 2：SQL GRANT create user，select any table，connect，resource TO mgrrole； 3：SQL GRANT select，update ON sh.sales TO mgrrole； 4：SQL CREATE ROLE ceo IDENTIFIED BY boss； 5：SQL GRANT mgrrole，drop any table，create any directory TO ceo； 6：SQL GRANT ceo TO mgrrole； Which statement is true about the above commands（）AThe commands execute successfully.BCommand 6 produces an error because of circular role grant.CCommand 5 produces an error because a role cannot be granted to another role.DCommand 3 produces an error because the MGRROLE role already contains system privileges.EThe table created by HR remains and HR still has the CREATE TABLE system privilege.FThe table created by HR remains and HR can grant the CREATE TABLE system privilege to other users.
单选题Examine the following steps performed on a database instance： 1. The DBA grants the CREATE TABLE system privilege to the SKD user with ADMIN OPTION. 2. The SKD user creates a table. 3. The SKD user grants the CREATE TABLE system privilege to the HR user. 4. The HR user creates a table. 5. The DBA revokes the CREATE TABLE system privilege from SKD. Which statement is true after step 5 isperformed（）AThe table created by SKD is not accessible and SKD cannot create new tables.BThe tables created by SKD and HR remain， but both cannot create new tables.CThe table created by HR remains and HR still has the CREATE TABLE system privilege.DThe table created by HR remains and HR can grant the CREATE TABLE system privilege to other users.
单选题View the Exhibit to examine the output of the DBA_OUTSTANDING_ALERTS view. After 30 minutes， you executed the following command： SQL SELECT reason，metric_value FROM dba_outstanding_alerts； REASON METRIC_VALUE ------------------------------------------------------------ ------------ Tablespace [TEST] is [28 percent]full 28.125 What could be the reason for the elimination of the other rows in the output（）AAn Automatic Workload Repository snapshot has been taken recently.BThe non-threshold-based alerts are transferred to DBA_ALERT_HISTORY.CThe threshold alerts conditions are cleared and the alerts are transferred to DBA_ALERT_HISTORY.DThe threshold alerts related to database metrics are permanently stored in DBA_ALERT_HISTORY but not the threshold alerts related to instance metrics.
单选题The user HR owns the EMP table. The user HR grants privileges to the user SCOTT by using this command： SQL GRANT SELECT，INSERT，UPDATE ON emp TO scott WITH GRANT OPTION； The user SCOTT executes this command to grant privileges to the user JIM： SQL GRANT SELECT，INSERT，UPDATE ON hr.emp TO jim； Now， the user HR decides to revoke privileges from JIM using this command： SQL REVOKE SELECT，INSERT，UPDATE ON emp FROM jim； Which statement is true after HR issues the REVOKE command（）AThe command fails because SCOTT still has privileges.BThe command succeeds and privileges are revoked from JIM.CThe command fails because HR cannot revoke the privileges from JIM.DThe command succeeds and only HR has the privilege to perform the SELECT， INSERT， and UPDATEoperations on the EMP table.
多选题Examine the command： SQL ALTER USER skd ACCOUNT LOCK； Which two statements are true after the command is executed（）AThe SKD user cannot log in to the database instance.BThe objects owned by the SKD user are not accessible to any user.CThe other users can access the objects owned by the SKD user， on which they have access.DThe password for the SKD user expires and the user is forced to change the password at the next log in.
单选题The database instance has the following parameter setting： OS_AUTHENT_PREFIX = OPS$ OS_ROLES = FALSE REMOTE_OS_AUTHENT = FALSE REMOTE_OS_ROLES = FALSE TIMED_OS_STATISTICS = 0 You have a local operating system user SKD. You create a database user OPS$SKD， and then assignexternal authentication. The user OPS$SKD has the CREATE SESSION privilege. What would youachieve by the above process（）AThe database user OPS$SKD will be able to administer the database.BThe authentication detail for the database user OPS$SKD is recorded in the password file.CThe local operating system user SKD will be able to access the database instance without specifying the username and password.DThe database user OPS$SKD has to login with the password of the local operating system user SKD to access the database instance.
单选题The DBA issues this SQL command:CREATE USER scott IDENTIFIED by tiger;What privileges does the user Scott have at this point?（）Ano privilegesBonly the SELECT privilegeConly the CONNECT privilegeDall the privileges of a default user