Modern JavaScript from the Beginning - Second Edition - Data Types

Modern JavaScript from the Beginning - Second Edition - Data Types

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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The video tutorial covers data types in JavaScript, including primitive and reference types. It explains the differences between static and dynamic typing, with a focus on JavaScript's dynamic nature. The tutorial also introduces TypeScript as a superset of JavaScript with static typing features. Practical examples in VS Code demonstrate how to work with different data types, including strings, numbers, booleans, null, undefined, symbols, and bigints, as well as reference types like arrays and functions.

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4 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is a symbol in JavaScript and when was it introduced?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What is BigInt and why is it used?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain what reference types are and give examples.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of TypeScript in relation to JavaScript?

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