What is the difference between BehaviorSubject and Observable in RxJS

RxJS Interview Questions and Answers

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Question -
What is the difference between BehaviorSubject and Observable in RxJS?

Answer -

Observable is a consumer/listener while a BehaviourSubject is a synchronous data source that emits data to observers.
Observables are stateless while BehaviourSubject is stateful.
Observables create a copy of the data while BehaviourSubject emits data to observers.
Observables are unidirectional in nature while BehaviorSubject is bi-directional in nature.

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RxJS Interview Questions and Answers