Internet Concepts

Question 1

Name the parts of this URL:https://www.google.com/search?q=javascript&oq=javascript

Answer 1

Scheme: httpsDomain: google.comSubdomain: wwwRoute: searchQuery String: q=javascript&oq=javascript

Question 2

What is missing in the URL that is always implied? And when it is implied, what is the value?

Answer 2

The port is normally missing. The default is 443 for HTTPS and 80 for HTTP.

Question 3

What is an IP Address and what does “IP” stand for

Answer 3

IP stands for Internet Protocol and it is the 4 byte address used to locate a computer on a network

Question 4

What is a DNS server and what does “DNS” stand for?

Answer 4

DNS stands for Domain Name Service and it is used to translate domain names into IP addresses, e.g. google.com to 8.8.8.8

Question 5

What is the protocol that the browser client and web server use to speak to each other about web pages?

Answer 5

HTTP

Question 6

What languages run in the browser?

Answer 6

HTML, CSS, JavaScript

Question 7

What does “HTTP” stand for?

Answer 7

Hyper Text Transfer Protocol

Question 8

What do “HTML” and “CSS” stand for?

Answer 8

Hyper Text Markup LanguageCascade Style Sheets