Frage im Vorstellungsgespräch bei Tech Mahindra

Networking : (1) How does STP work (2) Explain OSPF (3) What is Routing loop and how to avoid (4) How vlan divides broadcast traffic (5) Explain Packet flow in a network 6) How do your write Testplan (7) Tell me about the feature you worked on recently Python : (1) Validate IP address and return the class of that IP address if valid eg : input : 10.10.10.10 output : Class A