What hiring managers are looking for in order to be able to answer the last question is whether the candidate knows a bit about Apple's products, and whether they "have an opinion, can articulate it, and are willing to fight for it."

Overall, these three questions mean that Apple can ensure a good customer experience in its , says Gallo. "Companies that hire friendly, confident employees will be rewarded with a team of empowered individuals who voice their opinions, feel comfortable offering feedback, and offer an exceptionally high level of customer service," he concludes.