Home

In b-tree the number of keys in each node is than the number of its children.

A. one less

B. same

C. one more

D. half

You can do it
  1. The clause alter table in SQL can be used to
  2. The language that requires a user to specify the data to be retrieved without specifying exactly how…
  3. The transactions like adding an employee, enrolling a student in a course are examples of _______
  4. An outstanding functionality of SQL is its support for automatic_____ to the target data.
  5. A top-to-bottom relationship among the items in a database is established by a
  6. _____ is a utility to capture a continuous record of server activity and provide auditing capability.
  7. Data independence means
  8. The values of the attribute describes a particular
  9. The data models defined by ANSI/SPARC architecture are
  10. Which of the following constitutes a basic set of operations for manipulating relational data?
  11. Dependency preservation is not guaranteed in
  12. The one guideline to be followed while designing the database is
  13. According to the levels of abstraction, the schema at the intermediate level is called
  14. Which of the following is not a consequence of concurrent operations?
  15. Which of the following is not a property of transactions?
  16. The metadata is created by the
  17. By ______ an area on disk in certain ways, one can make it represent a bit value of either zero (0)…
  18. Immediate database modification technique uses
  19. When an E-R diagram is mapped to tables, the representation is redundant for
  20. ______contains information that defines valid values that are stored in a column or data type.
  21. A PHP Error was encountered

    Severity: Notice

    Message: iconv_strlen(): Detected an illegal character in input string

    Filename: compat/mbstring.php

    Line Number: 77

    Backtrace:

    File: /var/www/html/application/views/discuss.php
    Line: 226
    Function: character_limiter

    File: /var/www/html/application/helpers/viewloader_helper.php
    Line: 1359
    Function: view

    File: /var/www/html/application/controllers/Questions.php
    Line: 484
    Function: load_guest

    File: /var/www/html/index.php
    Line: 315
    Function: require_once

    If both the functional dependencies : XY and YX hold for two attributes X and Y then the relationship between X and Y is
  22. _____ database is used to provide statistical information or summaries of values based on various criteria.
  23. Assume transaction A holds a shared lock R. If transaction B also requests for a shared lock on R.
  24. The _____ category includes storage media that can be operated on directly by the computers central…
  25. A weak entity has an ______ dependency on its owner entity, which can be used for both ON UPDATE and…
  26. Employees in a company are each assigned their own office, i.e. for each employee there exists a unique…
  27. In a multi-user database, if two users wish to update the same record at the same time, they are prevented…
  28. The concept of mapping of ______ entity types is the concept in which the for each strong entity type…
  29. Processed data is called _____
  30. If a transaction T has obtained an exclusive lock on item Q, then T can