Stress-test questions like "wouldn't Big 4 IT salary be enough, why MBA" require calm, confident responses that validate your current role while articulating genuine growth needs. The OP was asked multiple times: "IT is a big industry, you don't want to stay in IT?" and "Fat salary at Big 4, why MBA then?
Never get defensive. Never bash your current firm or industry. Never say you want to "leave IT" (too vague).
Instead: "PwC IT consulting has been formative. I've learned enterprise systems, client management, and team leadership. The limitation I see is moving from technology implementation to strategic decision-making for clients, which requires formal business training.
IIM L's MBA equips me to move into this advisory role." If pressed further: acknowledge you'd stay at Big 4 but at a MBB consulting or Big 4 strategy level, which typically requires MBA from top tier. Practice this question and 5-10 variants with peers.
The stress test aims to see how you respond under pressure, not to trap you; stay poised. Panelists often laugh when you respond well; take it as a positive signal. Check your eligibility at collvera.