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The MCQ: In a query tree, the operations of relational algebra are classified as; "Query Trees Notations" App Download [Free] with answers: internal nodes, external nodes, theta nodes, and entity nodes for online computer science programs. Practice Query Trees Notations Quiz Questions, download Apple eBook (Free Sample) for best online schools for computer science.
Query Trees Notations Questions and Answers PDF Download
In a query tree, the operations of relational algebra are classified as
- internal nodes
- external nodes
- theta nodes
- entity nodes
In the notation for query trees, the node which is used to terminate the execution is classified as
- attribute nodes
- leaf nodes
- stem nodes
- root nodes
The data structure in the form of tree to correspond to relational algebra expression is classified as
- relation tree
- attribute tree
- entity tree
- query tree
In a query tree, the input relations of query are classified as
- attribute nodes
- leaf nodes
- stem nodes
- root nodes
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Query Trees Notations MCQs Book Questions
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