贸易条件
You work as a database administrator for Certkiller .com. On a Monday morning， you find the database instance aborted. After inspecting the alert log file， you execute the STARTUP command in SQL*Plus to bring the instance up. What statement is true？（） ["PMON coordinates media recovery.","SMON coordinates instance recovery.","PMON coordinates instance recovery.","Undo Advisor would roll back all uncommitted transactions.","SQL*PLUS reports an error with the message asking you to perform instance recovery.&e"]
顾客购买行为的特征表现为（） ["表面性","时间性","周期性","相关性","稳定性"]
在外加电压增高到达至某一极限值时，（）丧失其绝缘特性，这一现象称为（）。
Your multitenant container (CDB) containing three pluggable databases (PDBs) is running in ARCHIVELOG mode. You find that the SYSAUX tablespace is corrupted in the root container. The steps to recover the tablespace are as follows: 1. Mount the CDB. 2. Close all the PDBs. 3. Open the database. 4. Apply the archive redo logs. 5. Restore the data file. 6. Take the SYSAUX tablespace offline. 7. Place the SYSAUX tablespace online. 8. Open all the PDBs with RESETLOGS. 9. Open the database with RESETLOGS. 10. Execute the command SHUTDOWN ABORT. Which option identifies the correct sequence to recover the SYSAUX tablespace?（） ["6，5，4，7","10，1，2，5，8","10，1，2，5，4，9，8","10，1，5，8，10"]
ODR
