AWS, JavaScript, React - Deploy Web Apps on the Cloud
 - JavaScript Array Attributes

AWS, JavaScript, React - Deploy Web Apps on the Cloud - JavaScript Array Attributes

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial explains how to output values from an array using the tostring method and how to specify a separator using the join method. It demonstrates saving the file and previewing the output in a web browser, highlighting the use of commas and custom separators like an asterisk with spaces.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What method is used to output each value in an array?

toString

join

split

concat

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

By default, how are the values in an array separated when outputted?

By a semicolon

By a space

By a period

By a comma

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method allows you to specify a custom separator for array values?

concat

toString

split

join

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What character is used as a custom separator in the example provided?

A comma

An asterisk

A semicolon

A dash

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should be included around the custom separator to ensure proper formatting?

Brackets

Spaces

Curly braces

Parentheses

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