Relational Operations MCQs Quiz Online PDF Download

Practice relational operations MCQs, DBMS test for online courses learning and test prep. Relational algebra and calculus quiz has multiple choice questions (MCQ), relational operations quiz questions and answers to learn.

Database management system test MCQ on operation which is used to take union of tuples from relations that are not union compatible is classified as with options full union operation, join union operation, outer union operation and inner union operation problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning relational operations quiz with MCQs to practice test questions with answers.

MCQs on Relational Operations Quiz PDF Download

MCQ. The operation which is used to take union of tuples from the relations that are not union compatible is classified as

  1. FULL UNION operation
  2. JOIN UNION operation
  3. OUTER UNION operation
  4. INNER UNION operation

C

MCQ. If matching tuples are not found, the kind of OUTER JOIN operation which keeps all the tuples of first and second relation is classified as

  1. LEFT OUTER JOIN
  2. FULL OUTER JOIN
  3. HALF OUTER JOIN
  4. DOWNWARD JOIN

B

MCQ. The operations which are used to enhance the power of expression of relational algebra includes

  1. generalized projection
  2. recursive closure operations
  3. outer JOIN operations
  4. all of above

D

MCQ. If the common attributes of two relations are classified as join attributes then the OUTER UNION must be equal to

  1. LEFT OUTER JOIN
  2. FULL OUTER JOIN
  3. HALF OUTER JOIN
  4. DOWNWARD JOIN

B

MCQ. If matching tuples are not found, the kind of OUTER JOIN operation which keeps all the tuples of second relation out of the two relations is classified as

  1. UPWARD JOIN
  2. DOWNWARD JOIN
  3. LEFT OUTER JOIN
  4. RIGHT OUTER JOIN

D