TypeScript for Beginners - const Prefix

TypeScript for Beginners - const Prefix

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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The video tutorial explains the concept of constants in programming, comparing their usage in C, Java, and TypeScript. It demonstrates how to define a constant in Visual Studio Code and highlights the importance of using constants to prevent accidental changes in code. The tutorial also discusses TypeScript's current handling of constants, noting that while it doesn't strictly enforce them, it provides warnings. Finally, it explains that JavaScript code generated from TypeScript does not include the constant keyword due to browser compatibility issues.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of the 'final' keyword in Java?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Why should the value of π not be changed once it is defined in an application?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens if you try to assign a new value to a constant variable?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

How does TypeScript handle constants compared to other programming languages?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of the ES6 version in relation to constants?

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