From the course: Programming Foundations: Software Testing/QA

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Identify bugs

Identify bugs

From the course: Programming Foundations: Software Testing/QA

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Identify bugs

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- When an application is built perfectly, there will be no bugs. But as we know, humans are error-prone, and there's no such thing as a perfect software application. Bugs are inevitable. They occur when the system does not work as designed or specified, and result in incorrect or unexpected behavior in an application. when Grace Hopper was working on a relay calculator and operations were not completing because a moth was physically stuck in the computer. Removing the moth fixed the problems and operations started completing successfully again. Examples of bugs can be when a vending machine gives the wrong item. Perhaps I selected A5 but the item from B5 was dispensed instead. Or even worse, nothing dispenses at all. Another example of a bug can be when an ecommerce website does not calculate the right sales tax or total. Bugs are versatile. They can be low impact or high impact, they can affect many users or just a…

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