because they dident know how to do anything
Software engineering (SE) is a profession dedicated to designing, implementing, and modifying software so that it is of higher quality, more affordable, maintainable, and faster to build.
how Peru is so poor then their houses wouldn't be as good as American houses
No, the sentence contains a subject-verb agreement error. It should be "She, Bob, and Bill found that it was difficult."
because it wasn't easy to communicate back then
so they could use astronomy and the stars to make sure the calculations were correct
In traditional software development method there were only two steps that is build code and fix. This was not an efficient method so new life cycle models were introduced.
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The main disadvantage that the content and strength varies so it is difficult to add the correct quantity.
Software development is a career field that takes consumer ideas for an app or computer software and builds the software. Software developers are the engineers and designers of the software that companies ask them to make for them, such as a specific app for iOS. If someone has an idea for a game app for iPhone, they can take it to the software developer to build the app for them so they can sell it and make a profit.
Tally it is a ready made program. and tally get the 100% correct results. so lot of company used this software.
That is the correct spelling of "develops" (progresses, or processes film).