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Define a transaction with respect to database systems

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Reference no: EM132294080

1. Define a transaction with respect to database systems.

2. Define the transaction properties outlined by the acronym ACID.

3. What is concurrency control in the domain of transaction management? If you do not utilize concurrency control in a multiuser or distributed database environment, what challenges will you face? Explain in detail with the help of examples.

4. Explain the two phase locking protocol. What are its drawbacks?

5. How is concurrency control achieved using timestamp based methods of Wait/Die and Wound/Wait schemes? Explain with the help of an example.

6. Explain ANSI levels of transaction isolation in detail.

7. With respect to database recovery management explain the recovery process using a deferred-write technique (or write-through technique).

Reference no: EM132294080

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