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Set Operations MCQ Questions with Answers PDF Download eBook

Practice Set Operations Multiple Choice Questions (MCQ), set operations quiz answers PDF data science test for online computer science program. Solve introduction to sql Multiple Choice Questions and Answers (MCQs), "Set Operations Quiz" questions and answers for computer information science. Learn nested subqueries, aggregate functions, basic structure of sql queries, set operations test prep to learn online certificate courses.

"If any of the input values is null, the result of an arithmetic expression, would be" Multiple Choice Questions (MCQ) on set operations with choices 0, null, 1, and undefined for computer information science. Solve set operations quiz questions for merit scholarship test and certificate programs for computer software engineer online degree.

MCQs on Set Operations PDF Download eBook

MCQ: If any of the input values is null, the result of an arithmetic expression, would be

  1. 0
  2. Null
  3. 1
  4. Undefined


MCQ: SQL uses the special keyword in a predicate to test for a null value

  1. Escape
  2. Unknown
  3. Known
  4. Null


MCQ: The union operation automatically eliminates duplicates, unlike the

  1. Select clause
  2. From clause
  3. Define clause
  4. Where clause


MCQ: Duplicate tuples must be eliminated, when the query uses the clause

  1. Select Clause
  2. Where Distinct Clause
  3. Select distinct Clause
  4. From Distinct Clause


MCQ: The SQL set operations include

  1. Union
  2. Intersect
  3. Except
  4. All of the Above