FAQs: SQL Database Online Testing Interview Questions and Answers 1 PDF 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, for e-learning degree certificate with options set differences, absence of set differences,, absence of set membership with problem solving answer key to test study skills for online e-learning, formative assessment and jobs' interview preparation tips. Learn sql data types questions and answers with problem-solving skills 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