单项选择题
View the Exhibit and examine the undo tablespace attributes. Your database instance is experiencing a largevolume of transactions from non-DBA users in the last one hour. The undo tablespace UNDOTBS1 is full withtransactions and no transaction was committed more than one hour ago. The database has two more undotablespaces.
What happens to the new DML operations in this scenario（）
A.The DML commands will fail.
B.The undo data generated by the DML is stored in one of the two other undo tablespaces.
C.The undo data generated by the DML will overwrite the extents that contain committed undo data.
D.The undo data generated by the DML is stored in the SYSTEM undo segment of the SYSTEM tablespace
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单项选择题
You want to access employee details contained in flat files as part of the EMPLOYEE table. You plan to add anew column to the EMPLOYEE table to achieve this. Which data type would you use for the new column（）
A.CLOB
B.BLOB
C.BFILE
D.LONG RAW -
单项选择题
Note the following functionalities of various background processes： 1. Record the checkpoint information in data file headers. 2. Perform recovery at instance startup. 3. Cleanup unused temporary segments. 4. Free the resources used by a user process when it fails. 5. Dynamically register database services with listeners. 6. Monitor sessions for idle session timeout. Which option has the correct functionalities listed for a background process（）
A.Archiver Process （ARCn）： 1， 2， 5
B.System Monitor Process （SMON）： 1， 4， 5
C.Process Monitor Process （PMON）： 4， 5， 6
D.Database Writer Process （DBWn）： 1， 3， 4 -
单项选择题
You are using Enterprise Manager to schedule backups for your database. Which type of script would begenerated by the backup scheduler（）
A.XML script
B.PL/SQL script
C.Operating system scriptThis document was downloaded from =>> http：//www.amaderforum.com
D.Recovery Manager （RMAN） script
