What does authentication refer, Database Management System

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What does authentication refer?

Authentication refers to the task of verifying the uniqueness of a person.

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Define the terms i) Entity set ii) Relationship set Entity set: The set of all entities of the similar type is termed as an entity set. Relationship set: The set of all rela

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Create a view containing name and number of department, Create a view emp_d...

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What is B-Tree? A B-tree eliminates the redundant storage of search-key values .It permits search key values to appear only once.

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What are referential integrity constraints, What are referential integrity ...

What are referential integrity constraints? A value that appears in single relation for a given set of attributes also appears for a particular set of attributes in another rel

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The Incident table, with an auto-incrementing incident number, etc, looks like: incident_num reporter date time incide

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Hierarchical

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