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The set of all values that can be taken by the attribute is called as _______ of the attribute.

A. Tuple

B. Cardinality

C. Degree

D. Domain

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  1. Which one is true statement :
  2. The full form of GUI is _________
  3. ______defines the structure of a relation which consists of a fixed set of attribute-domain pairs.
  4. Create a table with the following attributes: Employee(EMPNO integer, EMPNAME of 10 characters)
  5. Which of the following concurrency control schemes is not based on the serializability property?
  6. DFD stands for
  7. Which two files are used during operation of the DBMS?
  8. In 2NF
  9. When an E-R diagram is mapped to tables, the representation is redundant for
  10. The drawback of shadow paging technique are
  11. A relational database developer refers to a record as
  12. Key to represent relationship between tables is called
  13. Immediate database modification technique uses
  14. Which of the following is not comparison operator?
  15. ______is a preferred method for enforcing data integrity
  16. operator is used to compare a value to a list of literals values that have been specified.
  17. The graphical representation of a query is .
  18. The ______ key of a relation is the attribute (column) or collection of attributes, which uniquely identify…
  19. HSAM stands for ……….
  20. The fact that information in the data warehouse changes far less often and may be regarded as non-real-time…
  21. In a multi-user database, if two users wish to update the same record at the same time, they are prevented…
  22. Data independence means
  23. The rule that a value of a foreign key must appear as a value of some specific table is called a
  24. By ______ an area on disk in certain ways, one can make it represent a bit value of either zero (0)…
  25. A _____ is a logical unit of database processing that includes one or more data access operations that…
  26. The relational model is based on the concept that data is organized and stored in two-dimensional tables…
  27. The fact that all employees of a particular organization should not have salaries more than $10000 is…
  28. In SQL the statement select * from R, S is equivalent to
  29. The metadata is created by the
  30. An outstanding functionality of SQL is its support for automatic_____ to the target data.