A distributed database can use which of the following strategies?
Answer: D
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Storing a separate copy of the database at multiple locations is which of the following?
Answer: A
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Some of the columns of a relation are at different sites is which of the following?
Answer: C
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An autonomous homogenous environment is which of the following?
Answer: A
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The semijoin approach saves network traffic.
Answer: A
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Replication may use either synchronous or asynchronous distributed database technologies, although asynchronous technologies are more typical in a replicated environment.
Answer: A
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Replication should be used when which of the following exist?
Answer: C
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Which of the following is not one of the stages in the evolution of distributed DBMS?
Answer: A
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A heterogeneous distributed database is which of the following?
Answer: D
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Which of the following is a disadvantage of replication?
Answer: C
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