The Modern JavaScript Bootcamp (2019) - Complex DOM Rendering

The Modern JavaScript Bootcamp (2019) - Complex DOM Rendering

Assessment

Interactive Video

•

Information Technology (IT), Architecture

•

University

•

Practice Problem

•

Hard

Created by

Wayground Content

FREE Resource

The video tutorial covers adding features to applications by manipulating the DOM. It begins with an introduction to the process, focusing on creating a delete button in a notes app. The tutorial then explains how to adjust the DOM structure to reorder elements, emphasizing the importance of using comments for code organization. Finally, a challenge is presented to modify a to-do app by adding a checkbox and a button, reinforcing the concepts learned.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary focus when adding new features to the ToDos and Notes apps?

Enhancing the user interface

Focusing on individual items

Improving performance

Adding more data storage

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which DOM method is used to create a new button element in the Notes app?

document.createButton

document.addElement

document.newElement

document.createElement

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What issue arises when trying to reorder elements by moving lines of code?

The elements overlap

The button disappears

The text becomes unreadable

The page crashes

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of using a span tag in the DOM structure?

To hold inline text elements

To add a hyperlink

To style text with CSS

To create a new line

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main benefit of using a container element like a Div?

It simplifies event handling

It allows for better styling

It enables reordering of child elements

It reduces memory usage

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to add comments and refactor code?

To reduce file size

To increase security

To improve readability and maintainability

To make the code run faster

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do if you forget how your own code works after a few days?

Ignore the code and move on

Ask someone else to explain it

Use comments and refactoring to understand it

Rewrite the code from scratch

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