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how design database from begining
The users who use easy-to-use menu are called ? The users who use easy to use menu are called as Naïve users.
what is specialization?
What is the need for triggers? Triggers are useful mechanisms for alerting humans or for starting particular tasks automatically when particular conditions are met.
What is the use of keyword ISA? The use of keyword ISA is to show that a class is a specialization of another class.
What is D command work in the respect of QBE? D: It is the command inside QBE to delete tuple(s) from the relation.
State the definition of association An association is a structural relationship which specifies that objects of one thing are connected with objects of another. In UML, asso
What is the main goal of RAID technology? Describe the levels 1 through 5. RAID stands for Redundant Array of Inexpensive (or sometimes "Independent")Disks. RAID is a met
Equi Join: A join in which the joining condition is based on equality among values in the common columns. Common columns show (redundantly) in the result table. Let us Consider th
What is OMR? OMR (Optical Mark Recognition) is the translation of marks - or the absence of marks - but not the shape of the mark on forms that have small circles ("also called
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