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HSAM stands for ……….

A. Hierarchic Standard Access Method

B. Hierarchic Sequential Access Method

C. Hierarchic Sequential and Method

D. Hierarchic Standard and Method

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  1. In E-R Diagram total participation is represented by
  2. Which of the following constitutes a basic set of operations for manipulating relational data?
  3. The cost of reading and writing temporary files while evaluating a query can be reduced by
  4. Immediate database modification technique uses
  5. The full form of GUI is _________
  6. If both the functional dependencies : XY and YX hold for two attributes X and Y then the relationship…
  7. The keyword to eliminate duplicate rows from the query result in SQL is
  8. In SQL the statement select * from R, S is equivalent to
  9. Which two files are used during operation of the DBMS?
  10. Between DRAM and magnetic disk storage another form of memory, called ______ memory is becoming common…
  11. Relational Algebra is
  12. DBMS helps achieve
  13. Which of the syntax is correct for insert statement? i) insert into values ii) insert into (column list)…
  14. Data independence means
  15. The drawback of shadow paging technique are
  16. The ______ key of a relation is the attribute (column) or collection of attributes, which uniquely identify…
  17. For using a specific database …………… command is used.
  18. Relationships among relationships can be represented in an-E-R model using
  19. The size of a data item is called its _______, which can be a field of some record or may be a larger…
  20. ____ table store information about database or about the system.
  21. If the closure of an attribute set is the entire relation then the attribute set is a
  22. Which of the following concurrency control schemes is not based on the serializability property?
  23. Assume transaction A holds a shared lock R. If transaction B also requests for a shared lock on R.
  24. Maximum height of a B+ tree of order m with n key values is
  25. Precedence graphs help to find a
  26. Which of the following is not a consequence of concurrent operations?
  27. Which of the following is true for network structure?
  28. The transactions like adding an employee, enrolling a student in a course are examples of _______
  29. Key to represent relationship between tables is called
  30. An advantage of views is