When can functional and structural testing BOTH be applied?

Which of the following is true of iterative development?

A washing machine has three temperature bands for different kinds of fabrics: fragile fabrics are washed at temperatures between 15 and 30 degrees Celsius; normal fabrics are washed at temperatures between 31 and 60 degrees Celsius; heavily soiled and tough fabrics are washed at temperatures between 61 and 100 degrees Celsius.
Which of the following contains only values that are in different equivalence partitions?

The test improvement project will take place in an organization developing a safety-critical avionics application. Which one of the following standards do you believe would be most appropriate to take into account for compliance during your assignment? 1 credit

What factors should be considered to determine whether enough testing has been performed?
(i)The exit criteria.
(ii)The budget.
(iii)How big the test team is.
(iv)The product's risk profile.
(v)How good the testing tools are.
(vi)Sufficient details of the system status to allow decisions