Suppose, you have to appear for an exam next week, who would be the go-to person for seeking help and guidance? Option 1: A Subject Matter Expert (SME) who studying/teaching the subject for several years and often assumes while explaining that the basics are covered or looks it from their frame of reference. Or Option 2: Someone who also started from scratch as you have and passed the exam just last week. He/She knows the exact process, challenges,...