Database - Distributed Databases

Exercise :: Distributed Databases - True or False

6. 

Databases that are stored on computers at multiple locations and are not interconnected by a network are known as distributed databases.

A. True
B. False

Answer: Option B

Explanation:

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7. 

An increasingly popular option for data distribution as well as for fault tolerance of any database is to store a separate copy of the database at each of two or more sites.

A. True
B. False

Answer: Option A

Explanation:

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8. 

Asynchronous technology can result in unsatisfactorily slow response time because the distributed DBMS is spending considerable time checking that an update is accurately and completely propagated across the network.

A. True
B. False

Answer: Option B

Explanation:

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9. 

A distributed unit of work allows various statements within a unit of work to refer to multiple remote DBMS locations.

A. True
B. False

Answer: Option A

Explanation:

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10. 

The purpose of timestamping is to avoid the use of locks.

A. True
B. False

Answer: Option A

Explanation:

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