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Database Management System Quiz
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Database Management System Quiz
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25 Questions

1. The number of attributes in the relation scheme is called _______.
2. What is the full form of SQL?
3. A field used to identify a record is called as a ____________.
4. A _________ is a statement in the DML that requests the retrieval of data from the database.
5. Rollback and commit affect ______________.
6. The language that is used to manipulate data in the database is called ________.
7. DROP command is used for __________.
8. A_____________ is a collection of interrelated data and set of programs to access those data.
9. Which of the following parameter type passes a value into the program?
10. PL/SQL supports datatype -------------------
11. What does resource authorization do?
12. Which of the following is not a cursor command?
13. A table in RDBMS is also called as ______________.
14. Which of the following is not a unary operation?
15. The _____ is the query system where in queries are expressed as variables and formulas.
16. Field is otherwise called as __________ of the record.
17. Which is a character manipulation function?
18. Persistence of correctness in values before and after a successful transaction is _______.
19. A____________ level describes how the data are stored.
20. _________________ is a group of operations which form one unit of work.
21. A _______________ clause is used to combine rows from two or more tables, based on a common field between them
22. A ______ is a single attribute or combination of two or more attributes of an entity set that is used to identify a record.
23. A _____________ is a statement that executes automatically as a side effect of database modification.
24. The ____________ keyword is used to find the number of values in a column.
25. Grant and revoke are __________ statements.

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