Query Trees Notations MCQs Test Online PDF Download

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Learn relational algebra and calculus practice test MCQs: in notation for query trees, node which is used to terminate execution is classified as, for free online courses with options attribute nodes, leaf nodes, stem nodes, root nodes for online computer science degree. Free skills assessment test is for online e-learning query trees notations quiz questions for competitive assessment in computer science major.

MCQ on Query Trees NotationsQuiz PDF Download

MCQ: In a query tree, operations of relational algebra are classified as

  1. internal nodes
  2. external nodes
  3. theta nodes
  4. entity nodes

D

MCQ: In notation for query trees, node which is used to terminate execution is classified as

  1. attribute nodes
  2. leaf nodes
  3. stem nodes
  4. root nodes

D

MCQ: Data structure in form of tree to correspond to relational algebra expression is classified as

  1. relation tree
  2. attribute tree
  3. entity tree
  4. query tree

D

MCQ: In a query tree, input relations of query are classified as

  1. attribute nodes
  2. leaf nodes
  3. stem nodes
  4. root nodes

B