Nested Subqueries MCQs & Quiz Online PDF eBook Download

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MCQs on Nested Subqueries PDF eBook Download

MCQ: With clause, was introduced in

  1. SQL:1998
  2. SQL:1999
  3. SQL:2000
  4. SQL:2001

B

MCQ: Exist construct returns true as a value, if argument subquery is

  1. Empty
  2. Not empty
  3. Exist
  4. Not exist

B

MCQ: A subquery that uses a correlation name from an outer query is called a

  1. Derived subquery
  2. Induced Subquery
  3. Deduced subquery
  4. Correlated subquery

D

MCQ: SQL comparison = all is not same to operator

  1. In
  2. Like
  3. As
  4. All of the above

D

MCQ: Scalar subqueries can occur in

  1. Select clause
  2. From clause
  3. Where clause
  4. All of the Above

D