In the software production of safety critical areas,identifying the tools used in software develop-ment and verification process,and the tool qualification based on their actual purposes,is the important methods to support software achieving its development and verification objectives.This article provides a brief description of the content related to tool qualification in the current effective international industry standards,and focuses on the tool qualification process in the DO-330 standard in the field of avionics.It also provides a comprehensive analysis of the activities required to implement tool qualification.These contents should be considered by tool qualification applicants in practical projects,suggestions for develo-ping tool qualification packages were also provided to tool developers.
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