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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.
How the CASE tools are classified? CASE tools can be classified by A. By function or use B. By user type(e.g. manager,tester),or C. By stage in software engineering pr
what is meant by gantt chart who gave the name who is the founder
Question 1 Explain the origin of the defect distribution in a typical software development life cycle Question 2 Explain the concept of quality Question 3 Explain the contents
Draw the Context level DFD for the Safe home Software. User commands Alarm type Telephone Number tone Sensor status Display Information
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What is stress testing and performance testing? A stress testing executes a system in a way that demands resources in abnormal quantity, volume or frequency. Performance te
What are the types of metrics? Direct metrics - It refers to immediately measurable attributes. Example -Execution speed, Lines of code. Indirect metrics - It refers to the
Please name some of the best (most successful) encryption models for use in the business community. I need to know the benefits and disadvantages of each, as well as the cost effec
Define the meaning of Code Inspection - A formal testing technique where programmer reviews source code with a group who ask questions analyzing program logic, analyzing code
explain about transaction and transform mapping
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