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Define DBA database administrator? DBA : A database administrator (DBA) is a person who is responsible for the environmental aspects of a database. In common, these involves:
What is nested relational model? The nested relational model is an extension of relational model in which domains might be either atomic or relation valued.
Define hot swapping? Hot swapping permits the removal of faulty disks and changes it by new ones without turning power off. Hot swapping decreases the mean time to repair.
Question : (a) Differentiate between database integrity and database security (b) Database security involves measures to avoid loss of privacy and loss of confidentiality. D
Describe Graphical User Interface? Graphical User Interfaces (GUIs) - A GUI typically displays a schema to the user in diagrammatic form. The user can then specify a query th
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
What is the difference between link and reference? The fundamental difference between links and references is that links are symmetrical on the other hand references refer only
Write the syntax of creating an INDEX ? Syntax of Creating an Index: CREATE [BITMAP] [UNIQUE] INDEX ON ( [, ] . . .);
Create an entity relationship diagram, Database Management System
What benefits can a company gain by managing its own information infrastructure and servicea
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