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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.
What are the two levels of testing? i. Component testing Individual components are tested. Tests are derived from developer' s experience. ii. System Testing The group
What is the work product of software design process and who does this? A design model that encompasses architectural, component level, interface and their representations is t
Write a program and identify DU path for Telecom domain
What are the misunderstanding arise in software development Some of the common misunderstandings regarding software development are given below. 1. Correcting errors is eas
Enginnering the product Because of complexity involved in software development, engineering approach is being used in software design. Use of engineering approach in area of re
Q. Discuss some of the problems that are faced during maintenance of software? - Habitually another person or group of persons working over the years in isolation from each oth
A town comprise 5000 houses. Every house owner should pay tax based on the value of house. Houses over $200 000 pay 2% of their value in tax, houses over $100 000 pay 1.5% of their
What is bottom-up approach? System developed starting from detailed modules. Testing begins from the detailed modules and proceeds up to the higher levels of hierarchy.
What are the Problems held while creating system flowchart (1) A company selling CDs and DVDs presently uses a paper-based, manual system to keep track of: - Stock levels
Question: (a) Consider that every software failure can be classified as either • Syntactic, • Semantic, • System crash. Suppose additionally that every system crash fa
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