FAQs: SQL Database Online Testing Interview Questions and Answers 1 PDF Book Download

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Practice sql database online testing interview questions and answers with multiple choice question (MCQs): not in connective in a sql set does verification for, with choices set differences, absence of set differences,, and absence of set membership for online sql certifications. Learn sql data types questions and answers for problem-solving, merit scholarships assessment test.

Quiz: SQL Database Online Testing Interview Questions and Answers Worksheet 1 Download PDF

MCQ: NOT IN connective in a SQL set does verification for

  1. Set differences
  2. Absence of set differences
  3. Absence of set membership

D

MCQ: Normal joins proposed in SQL, are also referred to as

  1. Inner joins
  2. Outer joins
  3. Left join
  4. Right join

A

MCQ: Output generated by boolean expression 'Unknown and unknown' is

  1. False
  2. True
  3. Unknown
  4. Null

C

MCQ: Searching for mismatches are allowed in SQL by using keyword

  1. Like operator
  2. AS operator
  3. NOT Like operator
  4. NOT AS operator

C

MCQ: In standard SQL, referential-integrity constraints are referred to as

  1. Set dependent
  2. Subset dependent
  3. Constraint dependent
  4. Integrity dependent

B