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In a relational schema, each tuple is divided into fields called

A. Relations

B. Queries

C. Domains

D. All of the above

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

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  1. Processed data is called _____
  2. Which of the following concurrency control schemes is not based on the serializability property?
  3. DBMS is a collection of _____ that enables user to create and maintain a database.
  4. ………………… approach reduces time and effort required for design…
  5. For correct behaviour during recovery, undo and redo operation must be
  6. Tree structures are used to store data in
  7. Given the following relation S(SNO,SNAME,CITY) write a query to update the value of CITY to KANPUR for…
  8. In SQL, testing whether a subquery is empty is done using
  9. A relation is in attribute of other composite key. if an attribute of a composite key is dependent on…
  10. Relational Algebra does not have
  11. Drop Table cannot be used to drop a table referenced by a ______ constraint.
  12. The division operator divides a dividend A of degree m+n by a divisor relation B of degree n and produces…
  13. ______is a preferred method for enforcing data integrity
  14. Protection of data from unauthorized Disclosure results in loss of _______
  15. DROP is a statement in SQL.
  16. What are the desirable properties of a decomposition
  17. If an entity can belong to only one lower level entity then the constraint is
  18. A relational database developer refers to a record as
  19. The ______ language consists of SQL statements for operating on the data (insert, Modify, Delete) in…
  20. The transactions like adding an employee, enrolling a student in a course are examples of _______
  21. Which two files are used during operation of the DBMS?
  22. The size of a data item is called its _______, which can be a field of some record or may be a larger…
  23. Cascading rollback is avoided in all protocol except
  24. The fact that information in the data warehouse changes far less often and may be regarded as non-real-time…
  25. As per equivalence rules for query transformation, selection operation distributes over
  26. The default level of consistency in SQL is
  27. The normal form that is not necessarily dependency preserving is
  28. Between DRAM and magnetic disk storage another form of memory, called ______ memory is becoming common…
  29. SQL server stores index information in the _____system table
  30. What will be the number of columns and rows respectively obtained for the operation, A- B, if A B are…