Database Management System Question
Database Management System Question With Answer & Solution
Que. - In a the system scans each file block and tests all records to see whether they satisfy the selection condition.
Que. - Which algorithm uses equality comparison on a key attribute with a primary index to retrieve a single record that satisfies the corresponding equality condition.
Que. - The strategy can retrieve a single record if the equality condition is on a key; multiple records may be retrieved if the indexing field is not a key is
Que. - The algorithm that uses a secondary ordered index to guide retrieval for comparison conditions involving <,≤,≥, or > is
Que. - The algorithm scans each index for pointers to tuples that satisfy an individual condition.
Que. - If access paths are available on all the conditions of a disjunctive selection, each index is scanned for pointers to tuples that satisfy the individual condition. This is satisfied by
Que. - The space factor when determining the efficiency of an algorithm is measured by
Que. - Which of the following case does not exist in complexity theory
Que. - The Average case occur in linear search algorithm
Que. - The complexity of the average case of an algorithm is
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