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Describe the benefits of OOD techniques
OOD techniques are very useful for development of large and complex systems. It has been noted that large projects that are developed using OOD techniques resulted in a 30% reduction in development times and a 20% reduction in development staff effort, as compared to same sized projects that are using traditional software development techniques.
INTRODUCTION Databases and database systems have become an essential part of our daily life. We encounter many activities that involve some interaction with a database almost
Define outer union operation of the relational algebra. Compute the outer union for the relations R and S given below. Outer Join - If there are any values in one tabl
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Answer SQL Queries to extract data from data tables and questions on mapping conceptual data models into relational data model.
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Project Description: Looking to prepare automated trading engine for alternate cyprto currencies starting with Cryptsy, finally integrating into other exchanges. Need to work wi
What is Candidate Key Super Key or Candidate Key: It is such an attribute of a table that can uniquely recognize a row in a table. Generally they have unique values and can n
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