Serializing and deserializing JSON in Python - Cheat Sheet & Quick Revision

Recall & Review

beginner

What does it mean to serialize data in JSON format?

Serialization means converting data (like Python objects) into a JSON string so it can be saved or sent easily.

beginner

What Python module do you use to work with JSON data?

You use the json module to convert Python objects to JSON strings and back.

beginner

What function converts a Python object to a JSON string?

The function json.dumps() turns Python objects into JSON strings.

beginner

How do you convert a JSON string back into a Python object?

Use json.loads() to turn a JSON string back into a Python object.

beginner

Why is JSON useful for data exchange?

JSON is simple, text-based, and works across many languages and systems, making it great for sharing data.

Which function serializes a Python dictionary into a JSON string?

A json.dumps()

B json.loads()

C json.serialize()

D json.parse()

json.dumps() converts Python objects to JSON strings.

What does json.loads() do?

A Reads JSON from a file

B Converts Python object to JSON string

C Converts JSON string to Python object

D Writes JSON to a file

json.loads() parses JSON strings into Python objects.

Which Python module is used for JSON serialization and deserialization?

A sys

B json

C os

D pickle

The json module handles JSON data in Python.

What type of data format is JSON?

A Binary and unreadable

B Only for audio files

C Only for images

D Text-based and human-readable

JSON is a text format that is easy for humans and machines to read.

Which of these is a valid JSON data type?

A Array

B Tuple

C Set

D Function

JSON supports arrays (lists), but not tuples, sets, or functions.

Explain how to convert a Python dictionary into a JSON string and then back to a dictionary.

Think about the two main functions in the json module for conversion.

Why is JSON a popular choice for data exchange between different systems?

Consider what makes data easy to share and understand across platforms.