Podcast
Questions and Answers
What does the acronym 'JSON' stand for?
What does the acronym 'JSON' stand for?
Which data types can be represented in JSON?
Which data types can be represented in JSON?
What is JSON used for?
What is JSON used for?
Which of the following is true about JSON?
Which of the following is true about JSON?
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What does JSON stand for?
What does JSON stand for?
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In JSON, what is the correct way to represent an array of fruits?
In JSON, what is the correct way to represent an array of fruits?
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What is the file format used to represent data in the example JSON format?
What is the file format used to represent data in the example JSON format?
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In the example JSON format, what does the 'questions' key represent?
In the example JSON format, what does the 'questions' key represent?
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What is the purpose of the 'info' key in the example JSON format?
What is the purpose of the 'info' key in the example JSON format?
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Study Notes
JSON Basics
- JSON stands for JavaScript Object Notation.
- It is a lightweight data interchange format that is easy for humans to read and write, and easy for machines to parse and generate.
Data Types in JSON
- JSON can represent several data types including:
- Strings
- Numbers
- Booleans (true/false)
- Arrays
- Objects
- Null
Uses of JSON
- Commonly used for data exchange between a server and a web application.
- Typically employed in APIs and web services for transmitting structured data.
Characteristics of JSON
- JSON is language-independent, making it versatile across different programming environments.
- Data is represented as key-value pairs, enhancing clarity and usability.
Representing Data in JSON
- An array of fruits in JSON is correctly represented as:
["apple", "banana", "cherry"] - It is enclosed in square brackets, with individual items separated by commas.
File Format
- The file format used to represent data in JSON is a plain text file, typically with a ".json" extension.
Key Representations in JSON
- In the example JSON format:
- The 'questions' key holds an array of question items, organizing the content hierarchically.
- The 'info' key typically includes metadata or additional information relevant to the content represented.
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Description
Test your knowledge of JSON with this quiz! Explore the uses of JSON, its acronym, and the data types it can represent. See how well you know this popular data interchange format.
