Both chapters should be written in two separate word documents.

Both chapters should be written in two separate word documents. Also the link to the online version of the textbook is: https://software-engineering-book.com/

Part 1: Answer the following two exercises taken from Ch9. Use your own words as much as possible, as SafeAssign will be used to check for plagiarism. Spelling and grammar count.

1. Explain why a software system that is used in a real-world environment must change or become progressively less useful. Provide at least three reasons.

2.Under what circumstances might an organization decide to scrap a system when the system assessment suggests that it is of high quality and high business value? Provide at least two reasons.

Part 2: Answer the following two exercises taken from Ch10. Use your own words as much as possible, as SafeAssign will be used to check for plagiarism. Spelling and grammar count.

1. What are the most important dimensions of system dependability?

2. Explain why it is reasonable to assume that the use of dependable processes will lead to the creation of dependable software. 

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