If it can't find the answer in it's own cache, it will contact one of the name servers that it was configured to use.
A two byte word has 16 bits, so there are 2^16 possible values.
Answer:
Yes.
Explanation:
Technically it depends on how you define "function". Usable? Yes, required. Turn on? No, not required. If there is no OS you'll get an error saying there is no boot disk/drive.
Explanation:
Internet is the worldwide system that is publicly available and it interconnect various computer network in the system for transmission of data. Robert E. Kahn was the founder of internet in 1960s by the creation of Advanced research agency network (ARPANET).
WWW is the world wide web system and it is the combination of various types of resources and the users. The world wide web is the universal network that access data and uses the HTTP( hypertext transfer protocol). It is basically invented by Sir tim berners-Lee in 1989.