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Data Flow Diagrams (DFD)
It's a graphical representation of flow of data through a system. It pictures a system like a network of functional processes. The foundation of DFD is a data flow graph that pictorially represents transformation on data as demonstrated in Figure.
Various attributes of cost drivers used in COCOMO model are: 1. Physical attributes: These are concerned with needed characteristics of the software product being developed.
What are the various categories of software? Application software System software Engineering/Scientific software Web Applications Embedded software Artificial I
Q. Disadvantage of lines of code? 1. Lack of Accountability: Lines of code measure suffers from some fundamental problems. A few think it isn't useful to measure the productivi
Problem 1. Explain Iterative Development Model in detail 2. Explain the Incremental Development Model in detail 3. What are the major technical and non-technical factors whic
Advantages of incremental Model:- As product is to be delivered in parts, total cost of the project is dispersed. Limited number of persons can be put on to the projec
Explain the Iterative Model Every release of Iterative Model is developed in a specific, fixed time period known as iteration. Each iteration focuses on a certain set of requir
Problem 1 (i) Define the terms Language Grammar Terminal symbols Non-Terminal symbols Alphabets >>Define sub parts (ii) Identify and write what these
Testing a new or an changed data processing system with the similar source data that is used in another system. The other system is taken as the standard of comparison.
Internal Interrupt Cause because of illegal or erroneous use of an instruction or data. Internal interrupts are also known as traps. Internal interrupts are initiated because o
#question2. Explain any ten CASE tools...
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