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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.
Explain fan out and fan in with example.
5. Write a c++ program to find the sum of 0.123 ??103 and 0.456 ??102 and write the result in three significant digits.
Q. What is the difference between module coupling and module collection? List different types of coupling and cohesion. Ans : Cohesion is the property of a single module as we
What are 5 common problems in software development process? 1. Bad requirements - These requirements are unclear, too general, incomplete, or not testable. They cause problem
What is Software failure? Software failure happens when the software does not do what the user wants to see.
an isolated metal sphere has a radius r. when charged to a potential v, the charge on sphere is q. 1- state an expression, in terms of r and q, for potential v of sphere.
Q. Show the cost drivers used in COCOMO model? A variety of attributes of cost drivers used in COCOMO model are: 1. Physical attributes : These are worried with required
A University has asked you to design and implement a simple database to store student and module details (including details of which school students belong to and which schools run
Explain various Software risks. Typical Software Risks:- 1. Dependencies: -Many risks arise because of dependencies of project on outside agencies or factors. It is not
What are the Problems in comes in SRS There are numerous features which make requirements analysis difficult. These are explained below: 1. Complete requirements are diffic
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