Relational Operations MCQs Quiz Online PDF Book Download

Relational operations MCQs, relational operations quiz answers to learn data analytics courses online. Relational algebra and calculus multiple choice questions (MCQs), relational operations quiz questions and answers for online undergraduate computer science degree. Learn project operation, safe expressions, query graphs notations, binary relational operation: join and division, relational operations test prep for data analytics certification.

Learn relational algebra and calculus test MCQs: operation which is used to take union of tuples from relations that are not union compatible is classified as, with choices full union operation, join union operation, outer union operation, and inner union operation for online undergraduate computer science degree. Practice merit scholarships assessment test, online learning relational operations quiz questions for competitive assessment in computer science major for big data certification.

MCQ on Relational OperationsQuiz Book Download

MCQ: Operation which is used to take union of tuples from 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, kind of OUTER JOIN operation which keeps all 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: Operations which are used to enhance 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 common attributes of two relations are classified as join attributes then 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, kind of OUTER JOIN operation which keeps all tuples of second relation out of two relations is classified as

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

D