多项选择题

A. It will permit the use of uppercase passwords for da……

You executed this command to create a password file:
$ orapwd file = orapworcl entries = 10 ignorecase = N
Which two statements are true about the password file?（）

A. It will permit the use of uppercase passwords for database users who have been granted the SYSOPER role.
B. It contains username and passwords of database users who are members of the OSOPER operating system group.
C. It contains usernames and passwords of database users who are members of the OSDBA operating system group.
D. It will permit the use of lowercase passwords for database users who have granted the SYSDBA role.
E. It will not permit the use of mixed case passwords for the database users who have been granted the SYSDBA role.

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单项选择题To enable the Database Smart Flash Cache, you configure the following parameters: DB_FLASH_CACHE_FILE = ‘ dev flash_device_1’ , ‘ dev flash_device_2’ DB_FLASH_CACHE_SIZE=64G What is the result when you start up the database instance?（）

A. It results in an error because these parameter settings are invalid.
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C. Two 64G flash cache files will be used.
D. Two 32G flash cache files will be used.

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A. One audit record is created for every successful execution of a SELECT, INSERT OR DELETE command on a table, and contains the SQL text for the SQL Statements.
B. One audit record is created for every successful execution of a SELECT, INSERT OR DELETE command, and contains the execution plan for the SQL statements.
C. One audit record is created for the whole session if john successfully executes a SELECT, INSERT, or DELETE command, and contains the execution plan for the SQL statements.
D. One audit record is created for the whole session if JOHN successfully executes a select command, and contains the SQL text and bind variables used.
E. One audit record is created for the whole session if john successfully executes a SELECT, INSERT,or DELETE command on a table, and contains the execution plan, SQL text, and bind variables used.

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B. FGA is enabled for the PRODUCTS.PRICE column and an audit record is written whenever a row with PRICE > 10000 is accessed.
C. FGA is enabled for all DML operations by JIM on the PRODUCTS.PRICE column.
D. FGA is enabled for the PRICE column of the PRODUCTS table and the SQL statements is captured in the FGA audit trial.

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B. To enable flashback database, the CDB must be mounted.
C. Individual PDBs can be flashed back without flashing back the entire cdb.
D. The DB_FLASHBACK RETENTION_TARGET parameter must be set to enable flashback of the cdb.
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