Declarative language -overview

Difference between Compiled , Interpreted vs declarative Language

• compiled language :-implementations are typically compilers and not interpreters. eg: java,c,c++
• Interpreter language :- execute instructions directly and freely without compilation. eg: python
• declarative language :- program specifies what is to be done rather than how to do it. expresses logic of a computation

Example of Declarative language

• JSON
• YAML

Pros and Cons of Declarative Language

pros

• short
• efficient code can written
• high level of abstraction

cons

• hard to understand