The normal form that is not necessarily dependency preserving is
Answer: A
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_____is a full form of SQL.
Answer: C
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The relational model is based on the concept that data is organized and stored in two-dimensional tables called ______
Answer: C
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A _____ is used to define overall design of the database
Answer: D
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Which of the following ensures the atomicity of the transaction?
Answer: A
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The default level of consistency in SQL is
Answer: D
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If a transaction T has obtained an exclusive lock on item Q, then T can
Answer: C
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Which one is correct statement?
Logical data independence provides following without changing application programs:
(i) Changes in access methods.
(ii) Adding new entities in database
(iii) Splitting an existing record into two or more records
(iv) C
Answer: D
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The full form of GUI is _________
Answer: C
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DBMS is a collection of _____ that enables user to create and maintain a database.
Answer: B
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