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The display property controls how an element participates in layout — whether it behaves as a block, flows inline, lays out its children with flexbox or grid, or vanishes entirely. It is the property that lets you override an element's default block/inline nature and opt into lay...

Quiz: WEBT / CSS Basics | updated: Jul 14, 2026

CRUD stands for Create, Read, Update, and Delete — the four basic operations performed on stored data. Operation Action Create Insert new documents Read Retrieve/query documents Update Modify existing documents Delete Remove documents These operations map to Mongo...

Quiz: WEBT / Database Connections | updated: Jul 14, 2026

HTTP defaults to port 80 and HTTPS to port 443, which is why you almost never type a port into a normal web address. Protocol Standard port HTTP 80 HTTPS 443 A port number tells a server which application should handle an incoming connection. Because HTTP and HTTPS ha...

Quiz: WEBT / Introduction to Web Technologies | updated: Jul 14, 2026

W3.CSS offers purpose-built container classes such as w3-container, w3-panel, w3-modal, and w3-bar, each wrapping content for a specific layout role. Common container classes: Class Purpose w3-container Basic container with padding and proper alignment w3-panel Highlight...

Quiz: WEBT / Geolocation API and Responsive Layouts | updated: Jul 14, 2026

Hyperlinks use the anchor element <a>, whose href attribute holds the destination and whose content is the clickable text the user sees. The anchor (<a>) is what makes HTML "hyper" — it turns text into a link to another resource: <a href="destination">Link Text</a> The two parts...

Quiz: WEBT / HTML Documents | updated: Jul 14, 2026

An id names one unique element (used once per page); a class labels a group of elements and may be reused as often as you like. Both attributes attach a name to an element so CSS and JavaScript can find it, but they answer different needs. An id must be unique in the document — i...

Quiz: WEBT / HTML Documents | updated: Jul 14, 2026

JavaScript ships with built-ins like parseInt/parseFloat for turning strings into numbers, the Math library for rounding and randomness, and toFixed for formatting decimals. You don't have to write everything yourself — the language provides ready-made functions for common jobs....

Quiz: WEBT / Introduction to JavaScript | updated: Jul 14, 2026

flex-basis sets an item's starting size along the main axis — the baseline that flex-grow and flex-shrink then adjust up or down. Think of it as the "ideal" or initial size each item asks for, before the container decides whether there's spare space to grow into or a shortfall to...

Quiz: WEBT / CSS Layouts | updated: Jul 14, 2026

Most public APIs are plain HTTP(S) URLs where the key rides along as a query parameter — but the parameter's name differs per provider (appid, key, token, access_key). A useful thing to notice: there is no single standard name for the key. You have to read each provider's docs:...

Quiz: WEBT / External Webservices | updated: Jul 14, 2026

A static site ships pre-made files unchanged, while a dynamic site builds its content on the fly for each visitor. The split is about when the HTML a visitor sees is produced. With a static site, every page already exists as a finished file sitting on the web server; the server j...

Quiz: WEBT / Introduction to Web Technologies | updated: Jul 14, 2026