The drawback of shadow paging technique are

A. Commit overhead

B. Data fragmentation

C. Garbage collection

D. All of these

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

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  2. Data independence means
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  4. _____ First proposed the process of normalization.
  5. A transaction is in state after the final statement has been executed.
  6. The cost of reading and writing temporary files while evaluating a query can be reduced by
  7. For using a specific database …………… command is used.
  8. The collection of information stored in a database at a particular moment is called as ......
  9. The one guideline to be followed while designing the database is
  10. The relational model is based on the concept that data is organized and stored in two-dimensional tables…
  11. In multiple granularity of locks SIX lock is compatible with
  12. ______is a preferred method for enforcing data integrity
  13. The rule that a value of a foreign key must appear as a value of some specific table is called a
  14. _____clause is an additional filter that is applied to the result.
  15. Employees in a company are each assigned their own office, i.e. for each employee there exists a unique…
  16. The size of a data item is called its _______, which can be a field of some record or may be a larger…
  17. Dependency preservation is not guaranteed in
  18. A _____ is used to define overall design of the database
  19. Which is the best file organization when data is frequently added or deleted from a file?
  20. Data items grouped together for storage purposes are called a
  21. If both the functional dependencies : XY and YX hold for two attributes X and Y then the relationship…
  22. Which of the following is not a characteristic of a relational database model?
  23. Maximum height of a B+ tree of order m with n key values is
  24. Create a table with the following attributes: Employee(EMPNO integer, EMPNAME of 10 characters)
  25. Relational Algebra does not have
  26. Union operator is a :
  27. The statement that is executed automatically by the system as a side effect of the modification of the…
  28. The common column is eliminated in
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  30. A relation is in attribute of other composite key. if an attribute of a composite key is dependent on…