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DBMS is a collection of _____ that enables user to create and maintain a database.

A. Keys

B. Program

C. Translators

D. Language Activity

Correct Answer : B.


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  1. Consider the join of relation R with a relation S. If R has m tuples and S has n tuples, then the maximum…
  2. Which of the following is true for network structure?

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    If both the functional dependencies : Xï®Y and Yï®X hold for two attributes X and Y then the relationship between X and Y is
  4. Shadow paging has
  5. SQL server stores index information in the _____system table
  6. ………………… approach reduces time and effort required for design…
  7. The graphical representation of a query is .
  8. _____is a full form of SQL.
  9. Relational Algebra is
  10. DROP is a statement in SQL.
  11. Which of the following concurrency control schemes is not based on the serializability property?
  12. DBMS helps achieve
  13. Drop Table cannot be used to drop a table referenced by a ______ constraint.
  14. For using a specific database …………… command is used.
  15. _______ product was acquired by Informix, integrated into its RDBMS and introduced as the Informix Universal…
  16. The drawback of shadow paging technique are
  17. Which of the following is not a logical database structure?
  18. operator is used to compare a value to a list of literals values that have been specified.
  19. Which one is correct statement?Logical data independence provides following without changing application…
  20. The middleware databases in which the business rules act are applicable to _______ tier architectures
  21. The clause alter table in SQL can be used to
  22. Relational Algebra does not have
  23. Which of the following is not a recovery technique?
  24. Employees in a company are each assigned their own office, i.e. for each employee there exists a unique…
  25. Which two files are used during operation of the DBMS?
  26. ______ keyword is used to find the number of values in a column.
  27. In a relational schema, each tuple is divided into fields called
  28. In an E-R diagram double lines indicate
  29. A logical schema
  30. _____clause is an additional filter that is applied to the result.