introduction to front end development coursera week 3 quiz answers

Self Review: Working with Bootstrap Grid

1. When viewing the page in the web browser, is the logo centered on the webpage?

  • Yes
  • No

2. When viewing the page in the web browser on a desktop, do the four menu items display in one column?

  • Yes
  • No

3. Use the developer tools to preview the webpage on a mobile device. How many columns does the content display in?

  • 0
  • 1
  • 2
  • 3

Self review: Working with Bootstrap components

4. In the Browser Preview, does the New badge display beside the Falafel heading?

  • Yes
  • No

5. In the Browser Preview, does the alert display below the Order Online button?

  • Yes
  • No

6. In the Browser Preview, does the Order Online button display using Bootstrap button design?

  • Yes
  • No

Knowledge Check: Introduction to UI frameworks and libraries

7. To reference a JavaScript script or file in an HTML document, you use the ______________ tag.

  • javascript
  • library
  • script
  • code

8. If your application requires a library or framework to run, this is called a ______________.

  • child
  • parent
  • dependency

9. A point at which a website's content and design will adapt in order to provide the best user experience is called a ______________.

  • Design Point
  • Breakpoint
  • Box Point

10. The Bootstrap Grid System always starts with which element?

  • Container
  • Row
  • Column
  • Component

11. The responsive breakpoint for Bootstrap CSS rules is determined by the ______________?

  • Modifier
  • Infix

Knowledge Check: Introduction to React

12. Dynamic content is faster to generate than static content.

  • True
  • False

13. Single Page Applications allow users to interact with a website without re-downloading the entire webpage.

  • True
  • False

14. React applications are built using reusable pieces of code called ______________.

  • Components
  • Elements
  • Code snippets

15. To improve performance, React uses a ______________ to reduce updates to the browser DOM.

  • Virtual DOM
  • Copy DOM
  • New DOM

16. React applications have at least 1 component called the ______________ component.

  • Root
  • Tree
  • Origin

Module Quiz: UI Frameworks

17. If a library depends on another library, it forms a ______________.

  • Framework Tree
  • Dependency Tree
  • Dependency Document
  • Library Box

18. How many columns does Bootstrap's responsive grid consist of?

  • 10
  • 8
  • 14
  • 12

19. To change the style of a Bootstrap component, you use ______________.

  • an infix
  • a modifier

20. To improve performance, web servers can keep a copy of dynamic content in a ______________.

  • Cloud
  • Cache
  • DOM

21. What are the two main approaches for serving code and resources in a Single Page Application called? Select two.

  • Packets
  • Bundling
  • Code Boxing
  • Code Splitting

22. React is a ______________ that can be used to create single page applications.

  • Library
  • Framework

23. Components allow developers to improve development efficiency by reusing code.

  • True
  • False 

24. A React application is built up of a tree of components called the Component ______________.

  • Branch
  • Root
  • Hierarchy
  • Library

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