Advantages:
JSON is light weight component. It doesn’t take more time for execution.
It supports data structures used in modern languages.
In Java script we cannot retrieve values from other files for example java.
In JSON we can retrieve values from anywhere. It supports all languages.
Disadvantages:
It is very difficult to understand by a human. Because of so many braces and commas used in that.
JSON is not suitable for large data’s.
JSON does not have a < [CDATA []]> feature, so it is not suitable for handling multimedia formats. That is text, images etc.