Software Testers and quality analysts use terms error, mistakes, faults, bugs, failures, and defects interchangeably. However, they signify and represent different aspects of the software.

Software Testers and quality analysts use terms error, mistakes, faults, bugs, failures, and defects interchangeably. However, they signify and represent different aspects of the software.
Early and Frequent feedback is one of the key advantages of Agile Software Development methodologies.