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Module 1 - JavaScript Introduction

memorize.ai (lvl 286)

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Section 1

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JavaScript Web Dev

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6 years ago

Date created

Mar 1, 2020

Cards (8)

Section 1

(8 cards)

True

Front

JavaScript is an interpreted, rather than a compiled language - that is, that it is run from top to bottom and the results are available to the end user without the need for the developer to change the code into another format before executing it. True or False

Back

JavaScript is a scripting language that enables the dynamic updating of content - text, images, multimedia, and much more.

Front

What is JavaScript?

Back

Syntax or Logic

Front

When there is a problem with JavaScript code, there are generally two types of errors - [1] errors (created by things like spelling mistakes) and [2] errors (where the code does not do what the author intended).

Back

True

Front

Consider the following code: <button onclick="myFunction()">Click me</button> It is considered bad practice to add JavaScript inline with your HTML and it can be cumbersome and inefficient to work with. True or False

Back

Make use of built-in functionality available in the browser called Application Programming Interfaces (APIs). Leverage third-party Application Programming Interfaces (APIs) that enable users to interact with popular Web-based services. Perform useful operations on pieces of text (strings). Execute code conditionally based on user interactions. Store pieces of information inside of variables.

Front

What sorts of things can JavaScript do (select all that apply)?

Back

/* This is a valid JavaScript comment */ // This is a valid JavaScript comment <-- This is a valid JavaScript comment -->

Front

Which of the following are examples of valid JavaScript comments (select all that apply)?

Back

object

Front

In JavaScript, everything is an __________.

Back

console

Front

"The developer tools JavaScript __________ gives you error messages whenever a syntax error exists inside the JavaScript being fed into the browser's JavaScript engine."

Back