Internet

Question 1

List characteristics of web 1.0 and web 2.0

Answer 1

Web 1.0
- Few users
- Slow internet connection
- HTML pages with hyperlinks

Web 2.0
- More users
- Greater sharing
- Faster internet connections
- Social media

Question 2

What is the difference between downloading and streaming in terms of bandwidth?

Answer 2

Streaming requires constant bandwidth for continuous data flow, while downloading uses bandwidth for a single transfer of a file.

Question 3

What is VOIP, and how does it impact bandwidth?

Answer 3

VOIP (Voice Over Internet Protocol) allows voice communication over the internet and consumes bandwidth based on call quality.

Question 4

What is the difference between lossy and lossless compression?

Answer 4

Lossy compression sacrifices some quality for smaller file sizes, while lossless compression maintains full quality.

Question 5

How does compression affect quality and bandwidth?

Answer 5

Higher compression reduces file size and bandwidth usage but may lower quality. Less compression maintains higher quality but requires more bandwidth.

Question 6

What is the difference between a web browser and a search engine

Answer 6

A browser is a piece of software that retrieves and displays web pages.

A search engine searches the web for specified keywords.

Question 7

What is the internet?

Answer 7

A global network of computers that allows users to share information, communicate, and conduct transactions

Question 8

What is a dynamic web page and when did they start?

Answer 8

• Displays differently depending on parameters.
• Started in Web 2.0

It can look different every time it is viewed depending on who the user is, where the page is viewed from, the time of day.

Question 9

What is client-side scripting vs server-side scripting?

Answer 9

Client-side
1. user requests a web page from the server
2. server finds the page and sends it to the user
3. page is displayed on browser with scripts running

Server-side
1. user requests a web page from the server
2. script in the oage is interpretedd by the server creating/changing the page+the content to suit the user
3. the page in its final form is sent to the user

client-side: interactive, display/sorting data as required by the user

server-side: logging in, provides specific data, etc

Question 10

What are computer cookies?

Answer 10

allows the website to recognize your computer and retrieve the stored information about the user