Q. Taj-ud-din Firoz Shah was defeated by which of the following kings of the Vijayanagar kingdom?
Answer: Deva Raya I
Notes: Taj-ud-din Firoz Shah (1397–1422 CE) invaded the Vijayanagar Empire, winning in 1398 and 1408 CE, but was defeated by Deva Raya I in 1420 CE. Deva Raya I enhanced his army with Turkish archers, initiated irrigation projects, and supported literature and arts, boosting his kingdom's prosperity.

This question is part of Karnataka General Studies MCQ Series Course on GKToday Android app.