D276_Web_Development_Foundations_
Study_ Guide_2025_2026
1. What is the move towards Separation of concerns
separating document struc-
ture, presentation, and web-
page interaction called?
2. What is a packet? Information sent on the Internet
3. What does an IP address A computer's unique address on the Internet
represent?
4. What is the format of a typi- 32 bits divided into four 8-bit groups
cal IP address?
5. What is IPv4? The original Internet Protocol with 32-bit addresses
6. What is IPv6? A new version of Internet Protocol with 128-bit addresses
7. What does DNS stand for? Domain Name Server
8. What are root servers? Thirteen main DNS servers in the world
9. What is a domain name reg- Services that allow domain name registration
istrar?
10. What is a domain name? A name for an IP address
11. What does TLD stand for? Top-level Domains
12. Give examples of TLDs. .com, .net, .org, .edu, .gov
13. What does ccTLD stand for? Country Code Top-Level Domain
14. Give examples of ccTLDs. .uk (United Kingdom), .us (United States), .ru (Russia)
15. What does SLD stand for? Second-Level Domain
, 16. What is an example of an 'wikipedia' in wikipedia.org
SLD?
17. What does TLD stand for? Third-Level Domain
18. What is an example of a 'www' in www.stanford.edu
TLD?
19. What does URL stand for? Uniform Resource Locator
20. What is a URL? The location of a web resource, such as http://www.google.com
21. What is a scheme in a URL? Characters at the beginning of a URL followed by a colon (:) or a
colon and double slashes (://)
22. Give examples of common http, https, mailto, �le
schemes.
23. What is a hostname in a The complete domain name following the scheme in a URL
URL?
24. What is a path in a URL? The characters to the right of the hostname in a URL
25. What is a query string in a Optional characters to the right of the question mark (?) in a URL
URL? that provide data for the web server
26. What is a fragment in a URL? Optional characters at the end of a URL that with a hash character
(#) and refer to a certain location within a webpage
27. What is a 404? The status code that a web server returns to a browser when a
requested webpage is not found
28. What is linkrot? When content is removed from the web and the URLs that used
to point to the content now return a 404 (not found) status code
Study_ Guide_2025_2026
1. What is the move towards Separation of concerns
separating document struc-
ture, presentation, and web-
page interaction called?
2. What is a packet? Information sent on the Internet
3. What does an IP address A computer's unique address on the Internet
represent?
4. What is the format of a typi- 32 bits divided into four 8-bit groups
cal IP address?
5. What is IPv4? The original Internet Protocol with 32-bit addresses
6. What is IPv6? A new version of Internet Protocol with 128-bit addresses
7. What does DNS stand for? Domain Name Server
8. What are root servers? Thirteen main DNS servers in the world
9. What is a domain name reg- Services that allow domain name registration
istrar?
10. What is a domain name? A name for an IP address
11. What does TLD stand for? Top-level Domains
12. Give examples of TLDs. .com, .net, .org, .edu, .gov
13. What does ccTLD stand for? Country Code Top-Level Domain
14. Give examples of ccTLDs. .uk (United Kingdom), .us (United States), .ru (Russia)
15. What does SLD stand for? Second-Level Domain
, 16. What is an example of an 'wikipedia' in wikipedia.org
SLD?
17. What does TLD stand for? Third-Level Domain
18. What is an example of a 'www' in www.stanford.edu
TLD?
19. What does URL stand for? Uniform Resource Locator
20. What is a URL? The location of a web resource, such as http://www.google.com
21. What is a scheme in a URL? Characters at the beginning of a URL followed by a colon (:) or a
colon and double slashes (://)
22. Give examples of common http, https, mailto, �le
schemes.
23. What is a hostname in a The complete domain name following the scheme in a URL
URL?
24. What is a path in a URL? The characters to the right of the hostname in a URL
25. What is a query string in a Optional characters to the right of the question mark (?) in a URL
URL? that provide data for the web server
26. What is a fragment in a URL? Optional characters at the end of a URL that with a hash character
(#) and refer to a certain location within a webpage
27. What is a 404? The status code that a web server returns to a browser when a
requested webpage is not found
28. What is linkrot? When content is removed from the web and the URLs that used
to point to the content now return a 404 (not found) status code
