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Explain the term - Handling Boundary Condition
These are some circumstances that to be handled in any system initialization and termination.
Draw an entity relationship diagram (ERD) for the following situation: A company has a number of employees. Each employee is identified by an Employee_Id. The company wants to st
What is a Data Flow Diagram? Data Flow Diagram: A data flow diagram is the graph that shows flow of data values from their sources in objects in the course of processes whic
Problem: (a) Briefly explain the ‘Hierarchical Database Model' using appropriate diagram. (b) List and briefly describe five potential benefits of the database approach comp
education.
Difference between LEFT OUTER JOIN and RIGHT OUTER JOIN In left outer join tuples from the left-hand-side relation which do not match any tuple in the right-hand-side relation
Which is another name for weak entity? Child is another name of weak entity.
What is the aim of logical schema ? The main motive of the logical schema is to ensure the portability of procedures and models on various physical schemas at runtime.
What are the properties in a relation ? In a relation Ordering of rows is immaterial and No two rows are identical.
differences between a classified catalog and a dictionary catalog
The Maximum no of key fields that can be used in a header is?? 50
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