2. what is javascript what are two of its features course hero

What is JavaScript and its features?

• JavaScript is a lightweight, interpreted programming language. • Designed for creating network-centric applications. • Complementary to and integrated with Java. • Complementary to and integrated with HTML. • Open and cross-platform.

What is the purpose of using JavaScript in Java?

Features of JavaScript • JavaScript is a lightweight, interpreted programming language. • Designed for creating network-centric applications. • Complementary to and integrated with Java. • Complementary to and integrated with HTML. • Open and cross-platform • JavaScript is a …

What are quizzes in JavaScript?

Jan 16, 2017 · View JavaScript from VISUAL DES 6788 at Al Rehan College of Education. What is JavaScript? JavaScript was designed to add interactivity to HTML pages JavaScript is a scripting language A scripting

Do all web browsers support JavaScript?

It is an interpreted, full-fledged programming language that enables dynamic interactivity on websites when applied to an HTML document.With JavaScript, users can build modern web …

What is a browser API?

Browser APIs are built into your web browser, and are able to expose data from the surrounding computer environment, or do useful complex things. For example: The DOM (Document Object Model) API allows you to manipulate HTML and CSS, creating, removing and changing HTML, dynamically applying new styles to your page, etc.

What is JavaScript used for?

A very common use of JavaScript is to dynamically modify HTML and CSS to update a user interface, via the Document Object Model API (as mentioned above). Note that the code in your web documents is generally loaded and executed in the order it appears on the page.

What is a separate bucket in a browser?

Each browser tab has its own separate bucket for running code in (these buckets are called "execution environments" in technical terms) — this means that in most cases the code in each tab is run completely separately, and the code in one tab cannot directly affect the code in another tab — or on another website. This is a good security measure — if this were not the case, then pirates could start writing code to steal information from other websites, and other such bad things.

What is browser security?

Browser security. Each browser tab has its own separate bucket for running code in (these buckets are called "execution environments" in technical terms) — this means that in most cases the code in each tab is run completely separately, and the code in one tab cannot directly affect the code in another tab — or on another website.

What order does JavaScript run?

JavaScript running order. When the browser encounters a block of JavaScript, it generally runs it in order, from top to bottom. This means that you need to be careful what order you put things in. For example, let's return to the block of JavaScript we saw in our first example:

What is dynamic JavaScript?

The word dynamic is used to describe both client-side JavaScript, and server-side languages — it refers to the ability to update the display of a web page/app to show different things in different circumstances, generating new content as required.

Is JavaScript the same as CSS?

JavaScript is applied to your HTML page in a similar manner to CSS. Whereas CSS uses <link> elements to apply external stylesheets and <style> elements to apply internal stylesheets to HTML, JavaScript only needs one friend in the world of HTML — the <script> element. Let's learn how this works.

What is JavaScript used for?

JavaScript is a programming language that was once only used for interaction between client and user, control the browser but now it is also used to develop game and creating desktop applications.

Do all browsers support JavaScript?

All browsers have support for JavaScript as many websites need it to run. A pop-up to update JavaScript appears whenever there is a need of one. JavaScript is very different from java language though many people confuse the two being same. Programmers write the instructions in English rather than in numeric.

Can you write code in JavaScript?

It is simple to write codes in JavaScript as much of the coding is already available plus there is no need of any additional software and the code can be simply written on Notepad. JavaScript language is used to make a webpage more dynamic and can be used again and again on different webpages of a website just by adding tags.

Is JavaScript easy to learn?

JavaScript is easy to learn in comparison to other programming languages. JavaScript makes a webpage more interactive and engage users to the webpage. Most of the websites today use it and hence all the web browsers come equipped with JavaScript.

Is JavaScript better than HTML?

Most of the websites today use it and hence all the web browsers come equipped with JavaScript. It is considered better than HTML in web designing because HTML is static.

What is a pop up in JavaScript?

A pop-up can appear, drop down menu can be shown, sound can be played, etc using JavaScript. By client-side programming it means that the code is sent to a computer and a web browser reads the code and runs it. JavaScript can be turned off in a Web browser by the user. Ads. Ads.

What is client-side programming?

By client-side programming it means that the code is sent to a computer and a web browser reads the code and runs it. JavaScript can be turned off in a Web browser by the user. Ads. Ads.