📖

Definitions

0/25

One-line answers for the written exam. Click "mark" when you can recite it cold.

HTML

HyperText Markup Language — uses tags to define document structure.

CSS

Cascading Style Sheets — describes the presentation/style of HTML.

JS / JavaScript

Programming language for dynamic, interactive web behavior.

JSON

JavaScript Object Notation — lightweight text format for data exchange.

API

Application Programming Interface.

REST

Representational State Transfer — architectural style using HTTP methods.

DOM

Document Object Model — tree of objects representing the HTML page.

HTTP

HyperText Transfer Protocol.

Endpoint

URL where an API resource is accessed.

CRUD

Create (POST), Read (GET), Update (PUT), Delete (DELETE).

Element

Start tag + content + end tag, e.g. <p>hi</p>.

Attribute

Extra info on a tag, format name="value".

Block element

Takes full line width (e.g. <div>, <p>, <h1>).

Inline element

Takes only needed width (e.g. <span>, <a>, <img>).

Front-end

What user sees — HTML/CSS/JS in the browser.

Back-end

Server-side processing/database — invisible to user.

Cascade (CSS)

Rules for which style wins when multiple apply; later/more-specific wins.

Specificity

Inline (1000) > ID (100) > Class (10) > Element (1).

Box model

content → padding → border → margin (inside out).

Semantic markup

Using meaningful tags (<header>, <nav>, <main>, <article>, <footer>).

Static site

Pre-built pages served as-is.

Dynamic site

Pages built/changed at request time, often with JS or server code.

GET vs POST

GET retrieves data (no body); POST sends/creates data (with body).

Promise

Object representing eventual result of an async operation; used with .then().

Template literal

String in backticks `…` with ${expr} interpolation.