Which of the following best describes the purpose of debugging programs?

Which of the following best describes the purpose of debugging programs?
A .  To generate random data that can be used to test programs before implementing them.
B .  To ensure that program coding flaws are detected and corrected.
C .  To protect, during the programming phase, valid changes from being overwritten by other changes.
D .  To compare source code versions before transferring to the test environment

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Answer: B

Explanation: Debugging provides the basis for the programmer to correct the logic errors in a program under development before it goes into production. Source: Information Systems Audit and Control Association, Certified Information Systems Auditor 2002 review manual, chapter 6: Business Application System Development, Acquisition, Implementation and Maintenance (page 298).