JavaScript vs XML

Question 1

What can data objects be formatted as?

Answer 1

• XML
• JSON

Question 2

What is XML?

Answer 2

XML (extensible markup language) is a markup language based on tags, similar to HTML; it is used to transport data around a network and also for data storage.

Question 3

What is JSON?

Answer 3

JSON (JavaScript object notation) is a text-based, human-readable data format that is used to transmit data around a network.

Question 4

Which is better in term of human readability?

Answer 4

Human readability – easier to read in JSON as it is written as a list of objects and their values, whereas XML data is more cluttered as it is contained within markup tags

Question 5

Which is better in term of parsing?

Answer 5

Parsing – faster to parse in JSON as it is clearly defined as a list objects and their values, whereas in XML each object and its value have to be removed from their tags

Question 6

Which is better in term of code creation?

Answer 6

Code creation – JSON creates less code for a given data set than XML, and the coding is easier to create as the JSON syntax is simpler than

Question 7

Which is better in term of data types?

Answer 7

Data types – XML can be used to create any data type required where this data structured into an easy-to-read format, whereas JSON may have too limited a range of data for all applications