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Mohamad Eskandarane Questions
11022 Questions
Which of the following is true concerning QBE?
Database
2022-07-06
Answers
30
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40
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422
Stored procedures have which of the following advantages?
Database
2022-07-06
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30
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40
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472
What is the mechanism which guarantees that all database servers participating in a distributed transaction either all commit or all roll back the statements in the transaction?
Database
2022-07-06
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30
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470
Which transaction contains statements that access more than one node?
Database
2022-07-06
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30
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452
Depending on the situation each node in the Distributed Database system can act as, _________
Database
2022-07-06
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30
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512
A distributed transaction can be ............. if queries are issued at one or more nodes
Database
2022-07-06
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30
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450
Which of the following is not one of the stages in the evolution of distributed DBMS?
Database
2022-07-06
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30
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512
A distributed database can use which of the following strategies?
Database
2022-07-06
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438
Which of the following is a disadvantage of replication?
Database
2022-07-06
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30
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40
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460
A semijoin is which of the following?
Database
2022-07-06
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30
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483
A distributed database is which of the following?
Database
2022-07-06
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30
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503
Storing a separate copy of the database at multiple locations is which of the following?
Database
2022-07-06
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30
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518
Replication should be used when which of the following exist?
Database
2022-07-06
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30
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40
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468
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11022
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