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The _____ category includes storage media that can be operated on directly by the computers central processing unit.

A. Primary storage

B. Secondary Storage

C. All

D. Tertiary Storage

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

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  1. Which of the following is a reason to model data?
  2. If two relations R and S are joined, then the non matching tuples of both R and S are ignored in
  3. The clause in SQL that specifies that the query result should be sorted in ascending or descending order…
  4. Which is the best file organization when data is frequently added or deleted from a file?
  5. Given the following relation S(SNO,SNAME,CITY) write a query to update the value of CITY to KANPUR for…
  6. ______is a special type of integrity constraint that relates two relations & maintains consistency across…
  7. Which of the following concurrency control schemes is not based on the serializability property?
  8. In SQL the statement select * from R, S is equivalent to
  9. Which of the following is not a logical database structure?
  10. If both the functional dependencies : XY and YX hold for two attributes X and Y then the relationship…
  11. In an E-R diagram double lines indicate
  12. The full form of GUI is _________
  13. A list consists of last names, first names, addresses and pin codes. If all people in the list have…
  14. The _____ category includes storage media that can be operated on directly by the computers central…
  15. The concept of mapping of ______ entity types is the concept in which the for each strong entity type…
  16. DFD stands for
  17. Change Staff table by removing default of Assistant for position column
  18. Assume transaction A holds a shared lock R. If transaction B also requests for a shared lock on R.
  19. The size of a data item is called its _______, which can be a field of some record or may be a larger…
  20. Wait-for graph is used for
  21. A ______ module is typically designed so that it will run on a user workstation or personal computer.
  22. A top-to-bottom relationship among the items in a database is established by a
  23. A transaction is in state after the final statement has been executed.
  24. Whenever two independent one-to-many relationships are mixed in the same relation, a __________ arises.
  25. HSAM stands for ……….
  26. It is an abstraction through which relationships are treated as higher level entities
  27. An advantage of the database management approach is
  28. The ______ indexes are forced to store only record IDs in the data structure and require at least one…
  29. Processed data is called _____
  30. DBMS helps achieve