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Why a report generator is used ? Report generator is used for print files on paper.
What is object containment? References among objects can be used to model dissimilar real-world concepts.
Clustering Indexes It may be an excellent idea to keep data of the students in the order of the programme they have registered as most of the data file accesses may need studen
What it creates while a primary key is combined with a foreign key? It creates Parent-Child relation ship between the tables that connect them while a primary key is combined w
In the architecture of a database system which external level used? In the architecture of a database system view external level used.
folding method and mid square method using visual basic
A Functional dependency is described by X Y between two groups of attributes Y and X that are subsets of R specifies a constraint on the possible tuple that can make a relation
What is Primary key? Primary Key - Primary key is one of the candidate keys which uniquely identifies each row in the relation.
Problem: (a) Briefly explain the ‘Hierarchical Database Model' using appropriate diagram. (b) List and briefly describe five potential benefits of the database approach comp
What is catalog in DBMS? Catalog - A relational DBMS maintains information about every table and index in which it contains. A catalog is a collection of special tables that st
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