The Modern JavaScript Bootcamp (2019) - Object References

The Modern JavaScript Bootcamp (2019) - Object References

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

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The video tutorial explores the concept of passing objects in JavaScript functions, using an expense manager application as an example. It explains how objects are referenced in memory, demonstrating that changes to an object within a function affect the original object due to shared memory references. The tutorial also covers creating and manipulating objects, specifically focusing on an 'add expense' function. It concludes with experiments on object assignments, illustrating how assigning new values breaks the reference binding.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

In the context of the expense manager application, how do you expect the add expense function to behave?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens when we pass an object into a function in terms of memory reference?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

How does the behavior of passing objects into functions affect the original object?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What would happen if you assigned a new object to an argument that was passed into a function?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the significance of modifying properties of an object passed as an argument.

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the difference between manipulating an object's properties and assigning a new value to the argument in a function?

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the implications of having multiple variables reference the same object in memory.

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