Multiple choice

Which of the following applications of distributed database is the one that reduces the amount of data transfer required between sites, when a transaction retrieves data from remote tables referenced in a distributed SQL statement?

  1. Location transparency

  2. Remote procedure calls

  3. Distributed query optimization

  4. Replication transparency

  5. System change number
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C Correct answer
Explanation

This application of distributed database is the one that reduces the amount of data transfer required between sites when a transaction retrieves data from remote tables referenced in a distributed SQL statement.

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