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Why a report generator is used ? Report generator is used for print files on paper.
Illustrate the class diagram for class room scheduling system If in any college, the number of classrooms are limited which have to be allocated to various classes and instruct
Indexed (Indexed Sequential) File Organisation It organises the file like a big dictionary, i.e., records are kept in order of the key but an index is stored which also allows
What is transaction? Transaction is a unit of program implementation that accesses and possibly updated several data items.
external and internal mapping with examples
Multi-list file Organisation Multi-list file organisation is a multi-index linked file organisation. A linked file organisation is a logical organisation where physical orderin
What are the advantages of DBMS ? 1. Centralized Management and Control - One of the major advantages of using a database system is in which the organization could exert, thr
What is object containment? References among objects can be used to model dissimilar real-world concepts.
What does authentication refer? Authentication refers to the task of verifying the uniqueness of a person.
Explain view in RDBMS? View - A view is a relation (virtual rather than base) and could be used in query expressions, which is, queries can be written by using the view as a re
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