Excessive customization:
Increases technical debt
Raises total cost of ownership (TCO)
Complicates upgrades and maintenance
Reduces system agility
Out-of-the-box (OOB) features are already optimized, supported, and upgrade-safe. Architects should guide customers toward OOB unless a strong business justification exists.
First read the answer fully, then try to explain it in your own words. After that, open a few related questions and compare the concepts. This method helps you remember the topic for a longer time and improves exam preparation.