Distributed Database - Practice Questions

Question 1

Location transparency allows for which of the following?

Accepted Answer

Question 2

Replication should be used when which of the following exist?

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Question 3

Some of the columns of a relation are at different sites is which of the following?

Accepted Answer

Question 4

A heterogeneous distributed database is which of the following?

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Question 5

A semijoin is which of the following?

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Question 6

A distributed database has which of the following advantages over a centralized database?

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Question 7

A transaction manager is which of the following?

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Question 8

An autonomous homogenous environment is which of the following?

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Question 9

Which of the following is a disadvantage of replication?

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Question 10

Which of the following is not one of the stages in the evolution of distributed DBMS?

Accepted Answer