Which of the following are true of software development models?
a) Component Integration testing is present in all good development models.
b) Acceptance testing can take place before system testing starts.
c) Acceptance testing should only start when system testing is complete.
d) There may be fewer than four test levels in a V-model.
A . b and d
B . a and b
C . b and c
D . c and d
Answer: A