Database Systems MCQs - Topic
Set Operations MCQ with Answers PDF
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Practice Set Operations Multiple Choice Questions (MCQ), database systems quiz answers PDF with live worksheets for online degrees. Solve introduction to sql Multiple Choice Questions and Answers (MCQs), Set Operations quiz questions for computer information science. Set Operations MCQs PDF: additional basic operations, aggregate functions, nested subqueries 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 Quiz
1.
If any of the input values is null, the result of an arithmetic expression, would be
2.
SQL uses the special keyword in a predicate to test for a null value
3.
The union operation automatically eliminates duplicates, unlike the
4.
Duplicate tuples must be eliminated, when the query uses the clause
5.
The SQL set operations include
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