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What does authentication refer? Authentication refers to the task of verifying the uniqueness of a person.
Project: Microsoft Access You have been asked by the ABC Tanning Salon to create a database that can be used to track the salon's customers. You are to create a table in Access
Compute the closure (F+) for the following set of the functional dependencies defined on R(a,b,c,d), where F - {c→ a, ab → d, a → b, d → c}, i.e. what are all of the FDs implied b
Find the names of all Albums that have more than 30 tracks. Result: (name: varchar(255))
What is system catalog or catalog relation? How is better known as? A RDBMS maintains a explanation of all the data that it contains, information about every relation and index
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Which is an advantage of view? The Advantages of view is Data security, Derived columns and Hiding of complex queries
what is view?explain
how draw er diagram
Timestamp Ordering Protocol A timestamp is a tag that can be attached to any transaction or any data item, which indicates a specific time on which the transaction or data item
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