多项选择题

Which two are the uses of the ASM metadata backup and restore （AMBR） feature？（）

A. It can be used to back up all data on ASM disks.
B. It can be used to recover the damaged ASM disk group along with the data.
C. It can be used to gather information about a preexisting ASM disk group with disk paths，disk name，failure groups，attributes templates，and alias directory structure.
D. It can be used to re-create the ASM disk group with its attributes.

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多项选择题

Which tasks can be accomplished using the Enterprise Manager Support Workbench in Oracle Database 11g？（）

A. Generate reports on data failure such as data file failures.
B. You can track the Service Request （SR） and implement repairs.
C. You can package and upload diagnostic data to Oracle Support.
D. You can manually run health checks to gather diagnostic data for a problem.

单项选择题

Which statement is true regarding virtual private catalogs？（）

A. A virtual private catalog owner can create a local stored script， and have read/write access to a global stored script.
B. The virtual private catalog owner cannot create and modify the stored scripts.
C. The set of views and synonyms that make up the virtual private catalog is stored in the schema of the RMAN recovery catalog owner.
D. To perform most of the RMAN operations， the virtual catalog owner must have the SYSDBA or SYSOPER privilege on the target database.

单项选择题

Your database initialization parameter file has the following entry：
SEC_MAX_FAILED_LOGIN_ATTEMPTS=3
Which statement is true regarding this setting？（）

A. It drops the connection after the specified number of login attempts fail for any user.
B. It is enforced only if the password profile is enabled for the user.
C. It locks the user account after the specified number of attempts.
D. It drops the connection after the specified number of login attempts fail only for users who have the SYSDBA privilege.