Database Management System MCQs Set-8

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  1. 1. In E-R diagram generalization is represented by
    • Ellipse
    • Dashed ellipse
    • Rectangle
    • Triangle
  2. 2. _________ is a virtual table that draws its data from the result of an SQL SELECT statement.
    • View
    • Synonym
    • Sequence
    • TrAnsaction
  3. 3. The method of access which uses key trAnsformation is known as
    • Direct
    • Hash
    • Random
    • Sequential
  4. 4. A table joined with itself is called
    • Join
    • Self Join
    • Outer Join
    • Equi Join

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