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a) There are four steps or activities in needs engineering: elicitation, specification, validation, and negotiation. Briefly explain the task of every of the four steps. Why needs engineering has to be an iterative process of doing these activities/steps?
b) Suppose that you as a system analysis conduct requirement elicitation for developing a new course registration system for UNB. Explain an example scenario for using each of the following approaches:
Enumerate the evolution of software The below Table summarises evolution of software: 1960s Infancy Machine Code 1970s Project Years
What is DFD? Data Flow Diagram depicts the information flow and the transforms that are applied on the data as it moves from input to output.
Write about drivers and stubs. Drivers and stub software require to be developed to test incompatible software. The " driver" is a program that accepts the test data and pri
A newsagent shop employs several newspaper deliverers to hand-deliver the morning newspapers to customers' houses. The customers all live fairly close to the shop and the delivere
Overview You are a Systems Analyst working for Zeppelin Industries Inc. Many of the software projects your company attempts to deliver are failing or have already failed. The
What is A user manual? Ans) A "user manual" is a document that presents information essential to employ software or a system to get the desired results. Typically, what is expla
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
What are the various categories of software? Application software System software Engineering/Scientific software Web Applications Embedded software Artificial I
Explain exploratory testing. - In exploratory testing approach testers are included in minimum planning and maximum test execution. - The planning contains creation of a tes
Q. What is ISO? Ans) ISO (International Standards Organization) - The ISO 9000 standard denotes the guidelines for maintaining a quality system.
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