Intro

Question 1

When the web started?

Answer 1

60s… that could survive a nuke war.

Question 2

What was the first network? What was first connected?

Answer 2

ARPANET. Link from US to Europe via satellite.

Question 3

When the world wide web was proposed?

Answer 3

1989

Question 4

When the first browser was developed?

Answer 4

1990

Question 5

What was the idea behind the WWW?

Answer 5

To have access to html documents. They could be decorated with different styles.

Question 6

When the CSS was introduced?

Answer 6

1994

Question 7

When the javascript was introduced? And why?

Answer 7

1995. It was created to implemented programmable actions.

Question 8

What are the basic ‘ingredients’ of the web?

Answer 8

• HTML (documents, images and other static files)
• CSS (cascade style sheet. Used for styling)
• JS (JavaScript. Used to interact with the page)
• URLs (uniform resource locators)
• HTTP (hypertext transfer protocol)

Question 9

Where are the ingredients hosted?

Answer 9

In a web server

Question 10

What’s HTML?

Answer 10

It’s a markup language

Question 11

What are the versions of HTML and when were they released?

Answer 11

1990: first specification
1993: difrst draft
1995: html 2.0
1997: 3.2 and 4.0
1999: 4.01
2014: html5
2016/17: 5.1 and 5.2

Question 12

Who manages the HTML specs?

Answer 12

• Tim Berners-Lee (creator)
• 1993 - Imtermet Emgineering Task Force (IETF)
• 1996 World Wide Web Consortium (W3C - founded by Tim)
• 2004 - Web Hypertext Application Technology Working Group (WHATWG)

Question 13

What’s the basic structure of a html document?

Answer 13

doctype, html, head, body.

Question 14

What’s a good site to check which elements are supported by specific browsers?

Answer 14

caniuse.com

Question 15

What’s a good site to try html live?

Answer 15

htmlivecode.com

Question 16

What is CSS?

Answer 16

is a style sheet language to describe how elements should look like.

Question 17

What is CSS Selectors?

Answer 17

Is a way to targeting styles into specific elements or classes.

Question 18

What is CSS priority?

Answer 18

It means the same styles (when overlapping) will be chosen based on a pre-defined priority.

Question 19

What is CSS priority?

Answer 19

It means the same styles (when overlapping) will be chosen based on a pre-defined priority.

Question 20

What’s the biggest priority we can have?

Answer 20

!priority flag.

Question 21

What is a CSS library?

Answer 21

is a library that contains already-defined css specs.

Question 22

List the most common CSS libs.

Answer 22

Bootstrap, materialize, ionic, font-awesome, hamburgers.css.

Question 23

What are CSS preprocessor?

Answer 23

It’s a more advanced way to define CSS. Usually once written is then compiled to css file.

Question 24

What is the most common CSS preprocessor?

Answer 24

less

Question 25

How does less is turned into CSS?

Answer 25

Via compilation (included in the tool)

Question 26

What is the latest release of CSS?

Answer 26

CSS 3

Question 27

What is a javascript?

Answer 27

Is a high-level and interpreted programming language

Question 28

What can javascript do?

Answer 28

Interact with the HTML and the user without refreshing the page. Javascript can also make AJAX calls.

Question 29

What’s AJAX?

Answer 29

Asynchronous javascript and XML. Technique that uses javascript. Also do not require to refresh the page.

Question 30

What are the most common JavaScript libs and framworks?

Answer 30

JQuery, Dojo, Bootstrap and others.

Angular, Node, React, Node.js and others.

Question 31

What is ECMAScript?

Answer 31

A standard. Implemented by JavaScript.