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ISO-9126 Model<br />
6<br />
Software quality characteristics:<br />
<br />
<br />
<br />
A set of attributes of a software product by which its quality is described and<br />
evaluated.<br />
A software quality characteristic may be refined into multiple levels of subcharacteristics.<br />
(ISO 9126:1991,3.13)<br />
Each sub-characteristic is evaluated by a set of metrics.<br />
Engr. Ali Javed