………………… approach reduces time and effort required for design and lesser risk in database management.

A. Single global database

B. Multiple databases

C. Top-down approach

D. None of the above

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Which of the following is true for network structure?
  2. operator is used to compare a value to a list of literals values that have been specified.
  3. Which of the following aggregate functions does not ignore nulls in its results?.
  4. The collection of information stored in a database at a particular moment is called as ......
  5. An advantage of views is
  6. Immediate database modification technique uses
  7. Which one is correct statement?Logical data independence provides following without changing application…
  8. _____clause is an additional filter that is applied to the result.
  9. If an entity can belong to only one lower level entity then the constraint is
  10. A top-to-bottom relationship among the items in a database is established by a
  11. Employees in a company are each assigned their own office, i.e. for each employee there exists a unique…
  12. A table can have only one
  13. ______contains information that defines valid values that are stored in a column or data type.
  14. In SQL, testing whether a subquery is empty is done using
  15. For correct behaviour during recovery, undo and redo operation must be
  16. Tree structures are used to store data in
  17. Union operator is a :
  18. A _____ is used to define overall design of the database
  19. Checkpoints are a part of
  20. The language that requires a user to specify the data to be retrieved without specifying exactly how…
  21. Data independence means
  22. Given the following relation S(SNO,SNAME,CITY) write a query to update the value of CITY to KANPUR for…
  23. The set of all values that can be taken by the attribute is called as _______ of the attribute.
  24. Relational Algebra does not have
  25. If both the functional dependencies : XY and YX hold for two attributes X and Y then the relationship…
  26. Relations produced from an E-R model will always be
  27. DBMS is a collection of _____ that enables user to create and maintain a database.
  28. The normalization was first proposed by .
  29. Which of the syntax is correct for insert statement? i) insert into values ii) insert into (column list)…
  30. _______ product was acquired by Informix, integrated into its RDBMS and introduced as the Informix Universal…