Modern JavaScript from the Beginning - Second Edition - Object Challenges

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Information Technology (IT), Architecture
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary task in the first step of the tutorial?
Create a single object with nested properties.
Create an array of objects with specific properties.
Create a function to manipulate objects.
Create a string representation of an object.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which properties should each object in the 'library' array contain?
Title, Author, and Status
Name, Publisher, and Year
Title, Genre, and Year
Genre, Pages, and Status
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How should the 'read' status be updated for all books in the library?
By using dot notation to set the 'read' status to true.
By using a loop to iterate through the array.
By directly editing the initial objects.
By creating a new array with updated values.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of destructuring in the third step?
To extract and rename a property from an object.
To convert an object into a string.
To create a new array from existing objects.
To delete a property from an object.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which property is extracted and renamed in the destructuring step?
Title
Read
Author
Status
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final task in the tutorial?
Update the author of a book.
Remove a book from the library.
Add a new book to the library.
Convert the library object into a JSON string.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to convert the library object into a JSON string?
JSON.toString()
JSON.convert()
JSON.stringify()
JSON.parse()
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