You lost the index tablespace in your database. You decided to re-create the index tablespace and the indexes in the tablespace. What methods can you use to re-create the indexes？（）

When you are performing media recover， and an archived log is lost or corrupt， which type of recover must you perform？（）

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You have lost datafile 4 from your database. Which is typically the fastest way to restore your database? （）

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You have lost datafile 4 from your database. Which is typically the fastest way to restore your database？（）  

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If you are going to run a TSPITR recovery， which view will help you to determine which objects will be lost during the TSPITR？（）

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As soon as you discover that you have lost an online redo log， if the database is still functioning， what should be your first action？（）  

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You lost the PRODSTD tablespace， which was read/write. The tablespace was read-only when the last backup was performed. How would you recover the tablespace？（）

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In your database， online redo log files are multiplexed and one of the members in a group is lost due to media failure？ How would you recover the lost redo log member？（）

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You lost the PRODSTD tablespace， which was read-only. The tablespace was read-only when the last backup was taken. How would you recover the tablespace？（）

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You are working on the PROD database， which is in NOARCHIVELOG mode. You lost the active online redo log group due to a media failure. How should you recover your database？（）

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You lost the PRODSTD tablespace， which was read/write. The tablespace was read/x7fonly when the last backup was performed. How would you recover the tablespace？（）

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