單項選擇題

Which statement is true about a whole consistent database backup on a database running in ARCHIVELOGmode（）

A.The backup will consist of used data blocks only.
B.The database must be shut down to accomplish the backup.
C.The backup can be accomplished without shutting down the database.
D.The backup will contain all database files that have never been backed up

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單項選擇題

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

單項選擇題

You executed the command to create a password file in the database server： $ orapwd file=orapworcl entries=5ignorecase=N
Which statement describes the purpose of the above password file（）

A.It records usernames and passwords of users when granted the DBA role.
B.It contains usernames and passwords of users for whom auditing is enabled.
C.It is used by Oracle to authenticate users for remote database administration.
D.It records usernames and passwords of all users when they are added to OSDBA or OSOPER operatingsystem groups

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Which statement is true about a whole consistent database backup on a database running in ARCHIVELOGmode（）

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You executed the command to create a password file in the database server： $ orapwd file=orapworcl entries=5ignorecase=N Which statement describes the purpose of the above password file（）

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You executed the command to create a password file in the database server： $ orapwd file=orapworcl entries=5ignorecase=N
Which statement describes the purpose of the above password file（）