Join Expressions MCQs Test Online PDF Download

Join expressions multiple choice questions, learn online dbms test prep for IT degree online courses. Learn sql concepts and queries multiple choice questions (MCQs), join expressions quiz questions and answers. Career test prep on join expressions, database transactions, dbms transactions, sql data types and schemas aptitude test for online bachelor degree in computer science courses distance learning.

Practice sql concepts and queries aptitude test MCQs: join preserves tuples only in relation named after right outer join operation, is to be, for free online computer science courses with options right outer join, right inner join, left inner join, left outer join for online computer programming degree. Free skills assessment test is for online learning join expressions quiz questions with MCQs, exam preparation questions and answers.

MCQ on Join Expressions Quiz PDF Download

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

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

B

MCQ: Join preserves tuples only in relation named after 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: 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: Left outer join preserves tuples only in relation named before

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

D