Review Questions
| 1. | Discuss the different types of transaction failures that may occur in a database environment. |
| 2. | What is database recovery? What is meant by forward and backward recovery? Explain with an example. |
| 3. | How does the recovery manager ensure atomicity and durability of transactions? |
| 4. | What is the difference between stable storage and disk? |
| 5. | Describe how the transaction log file is a fundamental feature in any recovery mechanism. |
| 6. | What is the difference between a system crash and media failure? |
| 7. | Describe how transaction log file is used in forward and backward recovery. |
| 8. | Explain with the help of examples why it is necessary to store transaction log records in a stable storage before committing that transaction when immediate update ... |
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