You are there for the Search Engine Marketing job but if you don’t know the why of SEM then you lost it. PPC interview questions will for sure be directed towards your knowledge about SEM. Since, a high percentage of the developed world is online, so the company’s potential customers, shareholders, employees, and partners are online. Search Engine Marketing is one of the fastest growing marketing channels and the most cost-effective one as well. Therefore, the company can build an excellent avenue for cost effective and brand building at lead generation and online sales. If the company doesn’t have a search engine marketing strategy, they are behind the curve. Undoubtedly, it is one of the basic SEM interview questions raised by the interviewer.