Info 3330 Exam 1
Which of the following is FALSE regarding why Node.js is so fast.
Node.js is written in RUST
Which of the following is the Bootstrap default form layout?
Stacked form
Which of the following is FALSE about the jquery.ajax() method.
The method runs synchronously.
Which of the following is TRUE about Firestore references.
You CAN create a reference whether or not data exists in the document.
Which of the following is FALSE about JavaScript?
JavaScript is statically typed.
Which of the following is NOT one of jQuery's core competencies?
MVC
A document within a collection is NOT required to have the same keys as other documents within the same collection. T or F
True
The library jQuery can be included in an HTML page by using a script tag which points to a Content Delivery Network (CDN) or the locally downloaded file. T or F
True
The web browser builds both a document object model (DOM) AND a CSS object model (CSSOM) and then combines them to create a render tree. T or F
True
Which of the following statements BEST describes a web framework?
Web frameworks are design frameworks
Which of the following is NOT a type of node on the Document Object Model (DOM)?
CSS
What is the difference between a collection reference and a document reference.
Collection references are used for querying, while document references are used for reading and writing
The series of events that must take place to display the initial view of a web page is called which of the following?
Critical Rendering Path
The Document Object Model (DOM) arranges objects in a data structure called a dictionary. T or F
False
The Document Object Model (DOM) is part of JavaScript. T or F
False
The number of Bootstrap grid columns available varies depending on the size of the device. T or F
False
You can dynamically select elements from the DOM, but you CANNOT change the elements using jQuery. T or F
False
Which of the following is NOT a way jQuery can select HTML elements from the Document Object Model (DOM)?
Selecting nodes by magic reference
Cloud Firestore is a document-oriented database. T or F
True
In JavaScript a module is found in a single JS file, while a package is a collection of modules. T or F
True
In JavaScript, the let keyword, allows you to create a variable with block scope, while the var keyword ONLY allows you to create function scope. T or F
True
Node.js is built on Google's V8 JavaScript runtime. T or F
True
Which of the following packages is the name of the "fast unopinionated, minimalist" web framework we introduced in the slides and will use in Assignment 6?
Express
Which of the following is FALSE about declarations, expressions, and statements.
Expressions must print something to the screen
Bootstrap is a design framework and therefore does NOT include any JavaScript. T or F
False
Bootstrap was developed at Snapchat. T or F
False
Cloud Firestore supports rich schemas. T or F
False
JavaScript is a type of Java programming. T or F
False
Which of the following is NOT a JavaScript primitive data type.
int
Which of the following is the name of the file that is created when you install third-party libraries using Node Package Manager (NPM)?
package.json