1) What is the type of .com domain?
Correct Answer: Commercial organisation
Explanation:

Malleability is a property of a material enabling it to be drawn into thin sheets.
Ductility is a property of a material enabling it to be drawn into wires.

2) Which process converts host name into its equivalent IP address?
Correct Answer: Name resolution
3) What is the distributed hierarchical naming system for computers?
Correct Answer: DNS
4) What is the name of second part of e-mail address?
Correct Answer: Domain-name
5) Who maintains DNS?
Correct Answer: Distributive database system