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Cardinality & Optionally
Cardinality represents the relationship between two entities. Consider one to many relationship between two entities -student andclass. Here cardinality of a relationship is the number of instances of entity student which can be associated with each instance of entity class. This is demonstrated in Figure.
Software for Searching Online Retrieval Systems : Each of the major online systems has its own software which supports its activities oil a host computer. Many of these hosts h
what is software decomposition? what are its techniques?
Why testing is vital with respect to software?
SOFTWARE DEVELOPMENT: Software development is a human activity. It involves a clear understanding of the field of application, such as library and information science; knowled
pls explain how to calculatethe cyclomatic complexity and independent paths Determine the cyclomatic complexity of the code ( (iii) Identify all the independent paths
Micro CDS/ISIS Application: In libraries there are a number of repetitive operations. If one Miens the procedures for ordering, receiving, processing and circulating a book, o
What are the benefits of horizontal partitioning? i. Software that is simple to test. ii. Software that is simpler to maintain. iii. Propagation of fewer side effects.
give the example of data dictionary
State Lehman's First law. A program that is used in true world environment essentially must change or become progressively less useful in that environment.
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