Coal India Limited Interview Experience for Management Trainee

Coal India Management Trainee (System) interview conducted at Coal Bhavan, New Delhi. The reporting time was 8 AM. After reporting, DV (document verification) is conducted. There are 8 members in the interview panel sitting in a conference table, and the candidate has a mic to speak.

1. Introduce yourself
2. Questions on hometown
3. Who is the coal minister?
4. Name of the chairman of Coal India
5. Ask a question about your college project
6. What is an algorithm?
7. The best and worst time complexity of quicksort
8. Difference between single and double linked list
9. What are IP address classes?
10. IPv4 vs IPv6
11. Difference between gateway and router
12. Is TCP/IP and HTTP protocols the same?
13. Which protocol is used to receive emails?
14. What is a firewall?
15. What are DDL and DML commands?
16. Who can delete a table in SQL?
17. What happens if we use ** in a SELECT statement in SQL?