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Join Expressions MCQs Quiz Online PDF Download eBook

Solve Join Expressions Multiple Choice Questions (MCQ), join expressions quiz answers PDF database practice test for online degree programs. Learn sql concepts and queries Multiple Choice Questions and Answers (MCQs), "Join Expressions Quiz" questions and answers for 2 year computer science degree. Learn integrity constraints, sql data types and schemas test prep for top computer science schools in the world.

"To specify a normal join, using the keyword inner is" Multiple Choice Questions (MCQ) on join expressions with choices mandatory, optional, independent, and free for 2 year computer science degree. Practice join expressions quiz questions for merit scholarship test and certificate programs for CS major.

MCQs on Join Expressions PDF Download eBook

MCQ: To specify a normal join, using the keyword inner is

  1. Mandatory
  2. Optional
  3. Independent
  4. Free

B

MCQ: The join preserves tuples only in the relation named after the right outer join operation, is to be

  1. Right outer join
  2. Right inner join
  3. Left inner join
  4. Left outer join

A

MCQ: The ON predicate is written like a

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

C

MCQ: To specify that a normal join is to be used, a join clause can specify inner join instead of

  1. Outer join
  2. Natural join
  3. Outer right join
  4. Outer left join

A

MCQ: The left outer join preserves tuples only in the relation named before

  1. Right outer join operation
  2. Right inner join operation
  3. Left inner join operation
  4. Left outer join operation

D