There are four types of costs associated with software quality : prevention costs ; appraisal costs ; internal failure costs ; external failure costs .
i) /describe at least two activities that are associated with each type of costs.
ii) which of the four types of costs do you think is the most expensive ,and why?

For all machines-not just hammers- the user applies force force to the machine to the machine over a certain distance. a. input b. output c. duo d. none of the above

Whats three fourths of 15(this is supposed to be in math but i clicked too fast)

Select the correct answer. sean is a computer programmer. he has programmed an application for toddlers that plays nursery rhymes. however, a logic error has occurred in the program. which problem is a likely consequence of the error? a. the program crashes every time the user wants to play the nursery rhymes. b. the program crosses its buffer boundaries and overwrites an adjacent program. c. the program plays a different nursery rhyme than the one the user intended to play. d. the program shows different structures in its programming language code. e. the program introduces new viruses every time the user plays a nursery rhyme.