the internet and protocols

Question 1

what is the internet

Answer 1

a global WAN of interconnected networks

Question 2

what is a DNS server?

Answer 2

a domain name server stores a list of domain names (google.com) with corresponding IP addresses where the website is stored.

Question 3

what are the steps taken by computers to display a webpage?

Answer 3

1. the domain name is typed into the browser.
2. it is sent to the local DNS and searches for the corresponding IP address.
3. if the IP is found, it is forwarded to your browser.
4. the browser then connects to the IP address of the server and accesses the web site.

Question 4

what is a network interface card?

Answer 4

the internal piece of hardware that is required for the computer to connect to a network.