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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. ____ table store information about database or about the system.
  2. The one guideline to be followed while designing the database is
  3. The graphical representation of a query is .
  4. In a relational schema, each tuple is divided into fields called
  5. The ______ indexes are forced to store only record IDs in the data structure and require at least one…
  6. In b-tree the number of keys in each node is than the number of its children.
  7. _______ product was acquired by Informix, integrated into its RDBMS and introduced as the Informix Universal…
  8. The ______ language consists of SQL statements for operating on the data (insert, Modify, Delete) in…
  9. A logical schema
  10. The transactions like adding an employee, enrolling a student in a course are examples of _______
  11. The normal form that is not necessarily dependency preserving is
  12. Relationships among relationships can be represented in an-E-R model using
  13. Use of UNIQUE while defining an attribute of a table in SQL means that the attribute values are
  14. The size of a data item is called its _______, which can be a field of some record or may be a larger…
  15. A _____ is used to define overall design of the database
  16. Which of the following is a reason to model data?
  17. The collection of information stored in a database at a particular moment is called as ......
  18. The ____ operator joins two or more conditions and displays rows only if that rows data satisfies all…
  19. Data items grouped together for storage purposes are called a
  20. Tree structures are used to store data in
  21. The data models defined by ANSI/SPARC architecture are
  22. A list consists of last names, first names, addresses and pin codes. If all people in the list have…
  23. Which is the best file organization when data is frequently added or deleted from a file?
  24. In SQL the word natural can be used with
  25. Which one is correct statement?Logical data independence provides following without changing application…
  26. Which of the following is not a logical database structure?
  27. The clause alter table in SQL can be used to
  28. Which two files are used during operation of the DBMS?
  29. The ______ key of a relation is the attribute (column) or collection of attributes, which uniquely identify…
  30. Relational Algebra is