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An outstanding functionality of SQL is its support for automatic_____ to the target data.

A. programming

B. navigation

C. functioning

D. notification

Correct Answer : B.


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  1. In SQL the word natural can be used with
  2. Processed data is called _____
  3. A logical schema
  4. Protection of data from unauthorized Disclosure results in loss of _______
  5. Which of the following aggregate functions does not ignore nulls in its results?.
  6. The rule that a value of a foreign key must appear as a value of some specific table is called a
  7. Which of the following is a reason to model data?
  8. A ______ module is typically designed so that it will run on a user workstation or personal computer.
  9. The part of a database management system which ensures that the data remains in a consistent state is
  10. DBMS helps achieve
  11. According to the levels of abstraction, the schema at the intermediate level is called
  12. E-R Modeling is achieved by using ____ diagrams
  13. For using a specific database …………… command is used.
  14. An outstanding functionality of SQL is its support for automatic_____ to the target data.
  15. The metadata is created by the
  16. An advantage of the database management approach is
  17. Which normal form is considered adequate for normal relational database design?
  18. The ______ key of a relation is the attribute (column) or collection of attributes, which uniquely identify…
  19. The concept of mapping of ______ entity types is the concept in which the for each strong entity type…
  20. Consider the join of relation R with a relation S. If R has m tuples and S has n tuples, then the maximum…
  21. A list consists of last names, first names, addresses and pin codes. If all people in the list have…
  22. In SQL, testing whether a subquery is empty is done using
  23. The values of the attribute describes a particular
  24. Drop Table cannot be used to drop a table referenced by a ______ constraint.
  25. If two relations R and S are joined, then the non matching tuples of both R and S are ignored in
  26. Which one is correct statement?Logical data independence provides following without changing application…
  27. DROP is a statement in SQL.
  28. Which is the best file organization when data is frequently added or deleted from a file?
  29. Which of the following is true for network structure?
  30. Which of the following concurrency control schemes is not based on the serializability property?