M

Mr. Dubey • 52.30K Points
Coach 

Q. Selective retest techniques may be more economical than the “retest- all”technique.How many selective retest techniques are there?

(A) two
(B) three
(C) four
(D) five
Correct : Option (B)

Explanation: 
 the three categories include: coverage, minimization and safe techniques.

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