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Q. Discuss any two software characteristics.
Ans. Software is not manufactured: The life of software is start from concept exploration to the retirement of the software product. It is one time development effort as well as continuous maintenance effort in order to keep it operational.
Nevertheless making 1000 copies of software isn't an issue and it doesn't involve any cost. In case of hardware product each product costs us due to raw material and other processing expenses. We don't have assembly line in software development. Hence it isn't manufactured in the classical sense.
Software is flexible: We all feel that software is flexible. A program is able to be developed to do almost anything. Sometimes this characteristic possibly the best and may help us to accommodate any kind of change
ER Diagram for safe Home Systems
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