单项选择题
A.Choosing the extent allocation type to uniform
B.Choosing the Segment Space Management option to manual
C.Setting autoextension on for the data file mentioned for the tablespace
D.Setting the DB_16K_CACHE_SIZE parameter for the database instance to a nonzero value
单项选择题 You have issued a SHUTDOWN ABORT command to bring down your database instance. Consider the stepsthat will be performed later when you open the database： 1. SGA is allocated. 2. Control file is read. 3. Redo log files are read. 4. Instance recovery is started. 5. Background processes are started. 6. Data files are checked for consistency. 7. Server parameter file or the initialization parameter file is read. Which option has the correct order in which these steps occur（）
单项选择题 The instance abnormally terminates because of a power outage. Which statement is true about redo log filesduring instance recovery（）
单项选择题 Examine the command： SQL> DBMS_STATS.SET_TABLE_PREFS（’SH’， ’CUSTOMERS’， ’PUBLISH’， ’false’）； Which statementdescribes the effect of the above command（）
