DBMS-Relational Query Languages

DBMS-Relational Query Languages
31. SELECT opeation of SQL is a;
  • data query language
  • data definition language
  • data manipulation language
  • data control language.
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32. Which of the following is used to get all the columns of a table?
  • *
  • @
  • %
  • #
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33. GRANT command of SQL is a:
  • data query language
  • data definition language
  • data manipulation language
  • data control language.
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34. Which of the following is a comparison operator used in SELECT statement?
  • LIKE
  • BETWEEN
  • IN
  • None of these
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35. How many tables can be joined to create a view/
  • 1
  • 2
  • Database dependent
  • None of these
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36. Which of the following clause is usually used together with aggregate functions ?
  • ORDER BY ASC
  • GROUP BY
  • ORDER BY DISC
  • None of these
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37. REVOKE command of SQL is a:
  • data query language
  • data definition language
  • data manipulation language
  • data control language
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38. CREATE operation of SQL is a:
  • data query language
  • data definition language
  • data manipulation language
  • data control language
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39. COMMIT statement of SQL TCS.
  • ends the transaction successfully
  • aborts the transaction
  • Both of these
  • None of these
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40. ROLLBACK statement of SQL TCS
  • ends the transaction successfully
  • aborts the transaction
  • Both of these
  • None of these
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