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Which normal form is considered adequate for normal relational database design?

A. 2NF

B. 5NF

C. 4NF

D. 3NF

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  1. The set of all values that can be taken by the attribute is called as _______ of the attribute.
  2. Key to represent relationship between tables is called
  3. Which is the best file organization when data is frequently added or deleted from a file?
  4. The normalization was first proposed by .
  5. ______defines the structure of a relation which consists of a fixed set of attribute-domain pairs.
  6. Which of the following is not a logical database structure?
  7. ______is a special type of integrity constraint that relates two relations & maintains consistency across…
  8. Which of the following ensures the atomicity of the transaction?
  9. It is an abstraction through which relationships are treated as higher level entities
  10. A list consists of last names, first names, addresses and pin codes. If all people in the list have…
  11. The common column is eliminated in
  12. Dependency preservation is not guaranteed in
  13. _______ product was acquired by Informix, integrated into its RDBMS and introduced as the Informix Universal…
  14. When an E-R diagram is mapped to tables, the representation is redundant for
  15. An advantage of the database management approach is
  16. _____ First proposed the process of normalization.
  17. Union operator is a :
  18. Data independence means
  19. A table can have only one
  20. DBMS is a collection of _____ that enables user to create and maintain a database.
  21. Data items grouped together for storage purposes are called a
  22. Which of the following is true for network structure?
  23. Relationships among relationships can be represented in an-E-R model using
  24. In E-R Diagram total participation is represented by
  25. As per equivalence rules for query transformation, selection operation distributes over
  26. By ______ an area on disk in certain ways, one can make it represent a bit value of either zero (0)…
  27. A relational database developer refers to a record as
  28. Which of the following is not a consequence of concurrent operations?
  29. _____is a full form of SQL.
  30. A _____ is used to define overall design of the database