Concept-focused round on graphs and C variable types, tougher than typical bar

Application

I applied through university. The process took 1 day. I interviewed at Zomato

Interview

The questions were mostly based on the graphs, C variable types and focused mostly on the concepts rather than writing. It was mostly on the tougher side as compared to other companies

Interview questions [1]

Question 1

Explain the Kruskal's Algorithm and how would you code it