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Application Design:
Micro CDS/ISIS is a text oriented software package. It is a good , ho ice if one wishes to store textual data, retrieve the data by certain criteria, and display or print the data in a convenient user defined format. A machine-readable library catalogue is c of its typical applications. All the data describing a book or any other document is stored the form of a record and all such records are stored in the form of master file. In the same manner, we can store data pertaining to any entity such as plants, persons, institutions. etc. The machine-readable master file is known as a database. While designing a database, the data elements and their corresponding characteristics must be specified. In a bibliographical database, one can specify data elements such as
i) author names
ii) titles
iii) publication data
iv) subject descriptors, etc.
Mention some of the drawbacks of RAD model. Not suitable for largescale projects. Commitment of developers & customers are required. Not appropriate when technical ris
Structured Analysis Model Structured analysis is the most broadly used of needs modeling techniques, relies on flow modeling and data modeling to build the basis f
Define Data objects, attributes & relationship. Data object: Representation of any collective information that must be understood by software. It can be any external entity.
Q. Define cohesion and coupling? Give suitable examples. Ans Coupling: Coupling refers to the strength of the relationship between modules in a system. Coupling represents how
Justify the term "Software is engineered" Software is engineered not manufactured. Although some similarities exit among software development and hardware manufacture, the two
What is Customer (end user)? Ans) The organization or individual, internal or external to the producing organization that takes the product.
Define Behavioural Modelling. The state transition diagram shows the characteristics of a system by depicting its states and the events that cause the system to change state
compare and contrast the advantages of verticle and horizontal structural partitioning?
Explain in detail about Structural Modelling. Structural model contains a detail refinement of ERD, data flow model and control flow model. Creating an ERD. Examp
What is Fault Tree Analysis? Ans) A form of safety examines that assesses hardware safety to give failure statistics and sensitivity analyses that point to the possible effect o
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