Slowhand wrote: Unless Microsoft tells you otherwise, you should probably assume that getting two out of three answers right on a single question counts for a zero on that question. Especially when the questions explicitly say 'Which two. . .' or 'What three factors. . .' type of things in the descriptions for multiple-choice questions.
Q. Some questions require multiple answers. Will I get credit for responses that are partially correct? A. For some questions, you will receive partial credit for partially correct responses.