JSON Fundamentals

Question 1

What does JSON stand for?

Answer 1

JavaScript Object Notation

Question 2

What is JSON?

Answer 2

A standard text-based format for representing structured data based on JavaScript object syntax.

Question 3

How is JSON commonly used for?

Answer 3

Transmitting data in web applications.

eg.) sending data from the server to the client, so it can be displayed on a web page.

Question 4

JSON is a ____-based format following JS object syntax.

Answer 4

Text

Question 5

T or F: JSON is created as a string.

Answer 5

True

Question 6

What is parsing?

Answer 6

When converting a string to a native object.

Question 7

What is stringification?

Answer 7

Converting a native object to a string so it can be transmitted across the network.

Question 8

JSON object can be stored in its own file, in the extension _____, and a media type of _____/_____.

Answer 8

.json. application/json

Question 9

What does it mean when JSON is purely a data format?

Answer 9

It contains only properties, no methods.

Question 10

JSON requires ____ ____ to be used around strings and property names.

Answer 10

double quotes

Question 11

T or F: Singles quotes are valid in JSON.

Answer 11

False. Only accepts double quotes.

Question 12

You can validate JSON using an application like _______.

Answer 12

JSONlink

Question 13

T or F: Even a single misplaced comma or colon can cause a JSON file to go wrong.

Answer 13

True

Question 14

T or F: JSON does not accept all data types.

Answer 14

False. Jason can take the form of any data type including arrays or object.

Question 15

JSON uses ______ syntax, but the JSON format is _____ only.

Answer 15

JavaScript, text