Using JavaScript and JSON in Django | Week 4

Course Name: Django for Everybody

Sub-course: Using JavaScript and JSON in Django

Course Link: Django for Everybody

Sub-course Link: Django Features and Libraries

These are Using JavaScript and JSON in Django Week 4 Answers Coursera Quiz

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JSON

Q1. What is the act of converting a Python dictionary into a string format so it can be translated across a network?

• USB
• ASN.1
• serialization
• pickling

Answer: serialization

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Q2. What is the preferred variable type for the first parameter to JsonResponse? This is also the type that does not require “safe=False” to be set on the JsonResponse statement.

• object
• list
• function
• method
• dictionary

Answer: dictionary

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These are Using JavaScript and JSON in Django Week 4 Answers Coursera Quiz

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Q3. Which of the following is not a primitive type supported in JSON?

• boolean
• array
• string
• url
• integer

Answer: url

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Q4. In the following JSON, how would you print the value “six”?

• alert(five)
• alert(five.six)
• alert(data[‘six’])
• alert(data.five[0])
• alert(data.eight.nine)

Answer: alert(data.five[0])

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These are Using JavaScript and JSON in Django Week 4 Answers Coursera Quiz

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Q5. What does the Django’s JsonResponse do?

• Takes a Python object or list and serializes it into a JSON string representation
• Encodes all non-printing characters with their hexadeciamal equivalents
• Encodes the less-than and greater-than characters to make a string safe for JSON
• Reads a JSON string representation and converts it to a PHP object or list

Answer: Takes a Python object or list and serializes it into a JSON string representation

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Q6. What is the JavaScript call to retrieve a JSON document from the server?

• json_encode()
• fetch()
• xHttpRequest()
• getJSON()

Answer: fetch()

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These are Using JavaScript and JSON in Django Week 4 Answers Coursera Quiz

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