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Describe about the Environmental model
It indicates environment in which system exists. Any small or big system is a sub-system of a larger system. For illustration, if software is developed for a college, then college would be part of University. If it's developed for University, University will be part of national educational system. Hence, when model of the system is made these external interfaces are defined. These interfaces reflect system's relationship with external universe (known as environment). Environment of a college system is demonstrated in figure below.
Define Data Dictionary The data dictionary can be explained as an organized collection of all the data elements of the system with precise and rigorous definitions so that user
Problem 1 . What is the purpose of Symbol Table? Write a brief note on various Data structures used in implementing Symbol Tables Stating Purpose Writing note on various D
Discuss how your own organization can take advantage of outsourcing its IT systems/functions. In your discussion state what can be outsourced and what benefit will be gained. Do yo
Applicability: It is another significant characteristic of a model. The model should be judged by its degree of applicability across software products that change in size, structu
Distinguish between alpha testing and beta testing. Alpha test and Beta test The alpha test is prepared at the developer site. The software is used in a natural setting wi
SOFTWARE METRICS Measurement is fundamental to an engineering discipline and software engineering is no exception. Software metric is a quantitative measure which is derived fr
Testing designed to challenge a system's capability to handle the maximum amount of data over a period of time. This type of testing also classify a system's ability to handle over
Ask question what is abstraction ?#Minimum 100 words accepted#
(a) What is a view? (b) What is the implication of creating a view with the select * statement in the view definition? (c) Make reference to the relational schema given in
Discuss the limitations of software testing. How do we say that complete testing is impossible?.
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