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Which of the following ensures the atomicity of the transaction?

A. Transaction management component of DBMS

B. Application Programmer

C. Concurrency control component of DBMS

D. Recovery management component of DBMS

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  1. Which of the following addressing modes permits relocation without any change over in the code?
  2. The part of a database management system which ensures that the data remains in a consistent state is
  3. What are the desirable properties of a decomposition
  4. Wait-for graph is used for
  5. The data in the database at a particular moment of time is called the _______
  6. The graphical representation of a query is .
  7. The one guideline to be followed while designing the database is
  8. HSAM stands for .
  9. Which is the best file organization when data is frequently added or deleted from a file?
  10. Which of the following is true for network structure?
  11. _______ product was acquired by Informix, integrated into its RDBMS and introduced as the Informix Universal…
  12. The default level of consistency in SQL is
  13. Which normal form is considered adequate for normal relational database design?
  14. In SQL the word natural can be used with
  15. In an E-R diagram double lines indicate
  16. The clause alter table in SQL can be used to
  17. Which of the following statement on the view concept in SQL is invalid?
  18. An advantage of views is
  19. ______is a special type of integrity constraint that relates two relations & maintains consistency across…
  20. The _____ category includes storage media that can be operated on directly by the computers central…
  21. According to the levels of abstraction, the schema at the intermediate level is called
  22. Which one is true statement :
  23. A ______ module is typically designed so that it will run on a user workstation or personal computer.
  24. A DBMS is a ____ user if at most one user can use the system and is mostly restricted to personal computer…
  25. The fact that all employees of a particular organization should not have salaries more than $10000 is…
  26. The normalization was first proposed by .
  27. The full form of GUI is _________
  28. ______ keyword is used to find the number of values in a column.
  29. Which of the following concurrency control schemes is not based on the serializability property?
  30. If a transaction T has obtained an exclusive lock on item Q, then T can