Failure Effects Evaluation for ATC Automation System

Table 5

Scoring method of detection degree.

Score	The difficulty of fault is detected
1		Can completely find failure mode and causes
2		May find failure mode and causes
3		May find failure mode and causes
4		May find failure mode and causes
5		May find failure mode and causes
6		May find failure mode and causes
7		May find failure mode and causes
8		May find failure mode and causes
9		May find failure mode and causes
10		May find failure mode and causes or may be unable to detect them