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DBMS, Database Management System
to develop elrctronic database from manual forms
Posted Date: 9/15/2012 6:28:39 AM | Location : United States
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What are the various forms of data transparency, What are the various forms...
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
What is the highest normal form of the table - normalization, In problems 1...
In problems 1 - 4, you are given the columns of a table, and a set of functional dependencies. Determine the normal form of this table. Remember that the normal form is the HIGHE
Relational operations, Let us now talk about the relational operations: ...
Let us now talk about the relational operations: SELECT The select operation is used to select few specific record from the database based on different criteria, This is a un
Describe disk manager and their work, Describe disk manager and their work?...
Describe disk manager and their work? Disk Manager: Responsible for fetching data regulated through file Manager from disk storage within Main memory and deciding what data to
ER diagrams, explain exhaustively the problems associated with ER diagrams....
explain exhaustively the problems associated with ER diagrams. include illustrations in your answer
What function divides one numeric expression, What function divides one num...
What function divides one numeric expression by another and returns the remainder? MOD function divides one numeric expression by another and returns the remainder.
List two restrictions that are applied on the modification, List two restri...
List two restrictions that are applied on the modification (updation, insertion or deletion) of base tables through view. Ans: The two restrictions are: 1. If a view
Explain the use of constraints in functional model, Explain the use of cons...
Explain the use of constraints in functional model with suitable example. A constraint shows relationship between two objects at same time, or among various values of the sam
Describe the relational model, a) Distinguish between ‘database' and ‘Data...
a) Distinguish between ‘database' and ‘Database Management Systems (DBMS)'. b) List and briefly describe five potential benefits of the database approach compared to conventio
Computing the closure of a set of functional dependency, What is meant by c...
What is meant by computing the closure of a set of functional dependency? The closure of F denoted by F + is the set of functional dependencies logically implied by F.
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