Group 1 - The new CEO of MongoDB conducted extensive due diligence before joining, focusing on customer feedback and market perception [1][2] - The CEO's career has been characterized by joining companies in large markets, with previous experiences at Oracle, ServiceNow, and Cloudflare, indicating a strategic focus on market potential [2][3] - The importance of engaging with technology partners and system integrators was emphasized as part of understanding MongoDB's position in the market [2]