The Front-End Web Developer Bootcamp - HTML, CSS, JS, and React  - String Methods - Part 2

The Front-End Web Developer Bootcamp - HTML, CSS, JS, and React - String Methods - Part 2

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial covers various JavaScript string methods, including match, indexOf, lastIndexOf, and replace. It explains how the match method can be used to find repeated words in a string and convert them into an array. The indexOf and lastIndexOf methods are demonstrated to find the starting and last occurrence of a substring. The tutorial also shows how to use the replace method to substitute parts of a string and introduces the concept of using multiple cursors for efficient editing.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the match method return when it finds multiple occurrences of a word in a string?

A boolean value

A number indicating the count

An array of strings

A single string

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method would you use to find the first occurrence of a substring in a string?

replace

indexOf

match

lastIndexOf

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the lastIndexOf method?

To find the first occurrence of a substring

To replace a substring

To find the last occurrence of a substring

To convert a string to an array

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you replace all occurrences of a word in a string using the replace method?

By using a loop

By using the indexOf method

By using the global flag

By using the match method

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the correct way to use the replace method to change 'JavaScript' to 'C'?

replace('C', 'JavaScript')

replace('JavaScript', 'C')

replace('Script', 'C')

replace('Java', 'C')

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