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JavaScript Multiple Choice Questions (MCQ) Online Test #9

JavaScript MCQ #81:

What symbol is used to denote a comment in JavaScript?

About JavaScript Multiple Choice Question (MCQ) #81:
This ICT Multiple Choice Question (ICT MCQ) #81 focuses on JavaScript within the "Intermediate ICT MCQ" category. This question tests knowledge of the symbol used to denote comments in JavaScript.
JavaScript MCQ #82:

Which operator is used for strict equality comparison in JavaScript?

About JavaScript Multiple Choice Question (MCQ) #82:
This ICT Multiple Choice Question (ICT MCQ) #82 focuses on JavaScript within the "Intermediate ICT MCQ" category. This question evaluates knowledge of the operator used for strict equality comparison.
JavaScript MCQ #83:

How do you define a function in JavaScript?

About JavaScript Multiple Choice Question (MCQ) #83:
This ICT Multiple Choice Question (ICT MCQ) #83 focuses on JavaScript within the "Intermediate ICT MCQ" category. This question evaluates knowledge of the syntax for defining a function in JavaScript.
JavaScript MCQ #84:

How do you access a property named name of an object person?

About JavaScript Multiple Choice Question (MCQ) #84:
This ICT Multiple Choice Question (ICT MCQ) #84 focuses on JavaScript within the "Intermediate ICT MCQ" category. This question evaluates understanding of accessing object properties.
JavaScript MCQ #85:

How can you extract a substring from a string str starting from index 2 to index 5?

About JavaScript Multiple Choice Question (MCQ) #85:
This ICT Multiple Choice Question (ICT MCQ) #85 focuses on JavaScript within the "Intermediate ICT MCQ" category. This question tests understanding of extracting substrings.
JavaScript MCQ #86:

How do you apply a CSS class to an HTML element using JavaScript?

About JavaScript Multiple Choice Question (MCQ) #86:
This ICT Multiple Choice Question (ICT MCQ) #86 focuses on JavaScript within the "Intermediate ICT MCQ" category. This question evaluates knowledge of applying CSS classes through JavaScript.
JavaScript MCQ #87:

What is the difference between localStorage and sessionStorage?

About JavaScript Multiple Choice Question (MCQ) #87:
This ICT Multiple Choice Question (ICT MCQ) #87 focuses on JavaScript within the "Intermediate ICT MCQ" category. This question assesses knowledge of the differences between localStorage and sessionStorage.
JavaScript MCQ #88:

What is a common method for optimizing JavaScript performance?

About JavaScript Multiple Choice Question (MCQ) #88:
This ICT Multiple Choice Question (ICT MCQ) #88 focuses on JavaScript within the "Intermediate ICT MCQ" category. This question evaluates strategies for optimizing JavaScript performance.
JavaScript MCQ #89:

Which Node.js feature allows you to handle HTTP requests and responses?

About JavaScript Multiple Choice Question (MCQ) #89:
This ICT Multiple Choice Question (ICT MCQ) #89 focuses on JavaScript within the "Intermediate ICT MCQ" category. This question evaluates knowledge of Node.js features for handling HTTP requests.
JavaScript MCQ #90:

What is a common way to handle environment-specific configurations in Node.js applications?

About JavaScript Multiple Choice Question (MCQ) #90:
This ICT Multiple Choice Question (ICT MCQ) #90 focuses on JavaScript within the "Intermediate ICT MCQ" category. This question evaluates knowledge of handling configurations in Node.js.
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  • This online test, titled "JavaScript Multiple Choice Questions (MCQ) Online Test #9" is designed for individuals at the intermediate level and focuses on "JavaScript". It consists of 10 carefully crafted multiple choice questions (MCQs) with four options each that assess intermediate knowledge and understanding of the subject matter. This test aims to help participants evaluate their grasp of key concepts related to "JavaScript".
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