SLR12 - Web Technologies

0.0(0)
Studied by 0 people
call kaiCall Kai
learnLearn
examPractice Test
spaced repetitionSpaced Repetition
heart puzzleMatch
flashcardsFlashcards
GameKnowt Play
Card Sorting

1/9

encourage image

There's no tags or description

Looks like no tags are added yet.

Last updated 10:19 PM on 6/4/26
Name
Mastery
Learn
Test
Matching
Spaced
Call with Kai

No analytics yet

Send a link to your students to track their progress

10 Terms

1
New cards

HTML

  • Hypertext markup language

  • Standard markup language for web page

2
New cards

HTML tags

  • <html> - Document starts with this tag

  • <link> - allow link external resources

  • <head> - Container for metadata

  • <title> - Defines title of document

  • <body> - Starts & ends main text

  • <h1>/<h2><h3> - Headings

  • <img> - Used to imbed image in HTML document

  • <div> - defines a section of code

  • <a> - Defines hyperlink, uses “herf”

    • <a href="Link">Text</a>

  • <form> - allow collect information

  • <input> - collect input

  • <p> - paragraph

  • <li> - used to define each list item

  • <ol> - define ordered list

  • <ul> - define unordered list

  • <script> - embed executable code

3
New cards

CSS

Cascading style sheet - describes how HTML elements are displayed

4
New cards

JavaScript

  • Programming language for web and used to modify both HTML and CSS

  • <form> tag used to create HTML forms for used input and contain other tags

  • Object oriented computer programming language commonly used to create interactive effects within browsers

5
New cards

Indexing

  • The process of finding, exploring and storing data regarding web pages

  • Forms an index where all the data the search engine has gathered is located

  • Makes use of crawlers

6
New cards

Crawler

  • A program called a crawler

  • Traverses the web, following the links.

  • It takes each word in the document

  • It adds an entry for the page in the index

  • Alongside the word’s position on the page

7
New cards

PageRank

Compiles & ranks website pages by checking num & quality of links to a page in order to determine how important the page is

8
New cards

PageRank algorithm

PR(A) = (1 - d) + d( PR(T1)/C(T1) + … +PR(Tn)/C(Tn) )

  • PR(A) is the page rank of page A

  • C(Tn) is the total count of outrebound links from web page n, including inbound link to page A

  • Each page has notational vote of 1, shared between all we pages it links to

  • PR(Tn)/C(Tn) is the share of the vote page A gets from pages T1 through Tn

  • Each vote fractions are added and multiplied by d

  • d is the dampening factor that prevents PR(Tn)/C(Tn) from having too much influence, set to 0.85

Numerous iterations of algorithm would be required to calculate accurate page rank

Simpler formula: (A x d)/C

  • A is the page rank (initially 1)

  • d is 0.85

  • C is the number of pages A links to

9
New cards

Client-side processing

  • Initial data validation (Java Script)

  • Manipulates UI elements

  • Applies website styles (CSS)

  • Reduces load on server

  • Reduces we traffic

10
New cards

Server-side processing

  • Provides further validation

  • Queries & updates server database

  • Encodes data into readable HTML

  • Keeps organisation data secure

  • Performs complete calculations