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Database Management System Quiz
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Database Management System Quiz
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25 Questions

1. A _________ function changes a non character value into a character value.
2. A data manipulation language statement _______________.
3. The SQL statement to create a view is--------------
4. Which of the following is not true about the PL/SQL language?
5. A____________ level describes how the data are stored.
6. What is the maximum number of triggers that can apply to a single table?
7. The description of relation is given by ________.
8. A ______________ is a collection of operations that performs a single logical unit of work.
9. A simple attribute has ________ values for an entity.
10. A MINUS operator is used for performing _______.
11. Which is the function used to extract substring from a string?
12. The highest level of abstraction in database is _________.
13. An instance of a record type is _________.
14. The symbol sigma represents __________ operation in relational algebra.
15. A ______ is a single attribute or combination of two or more attributes of an entity set that is used to identify a record.
16. A ________ is responsible for fetching data from disk storage into main memory.
17. Attributes having single value for a particular entity are ____________ attributes.
18. A domain is a set of _________.
19. How are the parameters passed in a call statement referred as?
20. The ____________ keyword is used to find the number of values in a column.
21. A _________ is a well defined collection of objects.
22. Which of the following is not an aggregate function?
23. A storage manager is a program module that provides interface between ___________ and __________.
24. A __________ changes the first character of a string into a capital letter.
25. An attribute is also called as _________.

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