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What does Level0 DFD means?
Level0 DFD is called as 'fundamental system model' or 'context model'. In the context model the total software system is represented by a single bubble with input and output indicated by incoming and outgoing arrows.
Static testing and dynamic testing Static testing is checking the application without actually running the application while dynamic testing checks the application by running i
Explain the Throw away prototype In this technique, prototype is discarded once its purpose is fulfilled and final system is built from scratch. Prototype is built quickly t
Question: The activities in a project are given the PERT chart below: a) Identify all activity dependencies in the project. b) Clearly distinguish between critical
What are the benefits of prototyping? i. Prototype uses as a basis for deriving system specification. ii. Design quality can be better. iii. System can be handled efficie
What are white-box, black-box and gray-box testing? White Box (or glass box) testing is the METHOD of giving i/p to the system and checking how the system processes i/p to prod
What is CASE? CASE tool stands for Computer Aided Software Engineering. Computer Aided Software Engineering tools assist software engineering manages and practitioners in each
Q. What is Detailed COCOMO model ? The detailed COCOMO model is able to estimate the staffing cost and duration of each of the subsystem, development phases and modules. It per
A friend has promised to log in at a particular time. However, he needs to be contacted as soon as he logs in. The shell script checks after every minute whether he has logged in o
Methodology and system Functionality: High level views of the proposed system in terms of the requirements that will be supported by the proposed system in the context of busine
What is Quality assurance and standards? Standards are the key to efficient quality management. They may be international, national, and organizational or project standards.
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