HTML CSS and JavaScript for Beginners - A Web Design Course - JavaScript String Methods

HTML CSS and JavaScript for Beginners - A Web Design Course - JavaScript String Methods

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial covers string methods in programming, focusing on creating strings, determining their length, and finding specific content within them using methods like indexOf, lastIndexOf, and search. It explains how spaces are counted as characters and demonstrates how to locate the first and last occurrences of a substring. An exercise is provided to practice checking if a word exists in a string, using functions and conditions to output results. The tutorial emphasizes the importance of understanding string manipulation for effective programming.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of the 'length' method when applied to a string?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How does adding spaces to a string affect its length?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the difference between 'indexOf' and 'lastIndexOf' methods?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

How can you specify a starting position when using 'indexOf'?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What does the 'search' method do when applied to a string?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

What will be returned if a searched value does not exist in the string?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain how to check if a word exists in a string using a function.

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