React state managment

React initial release year?

• 2012

• 2013

• 2014

• 2015

What is a reducer in Redux?

• An object that removes user access rights

• An object that serializes actions

• A function that takes state and an action and returns state.

• A function that empties the local data store.

What are the main parts of MobX?

• Observables, Reactions, State

• Observables, Reactions, Actions

• Observables, Builds, Actions

• Events, Stores, Effects

Which of the following is the correct data type of an action in Redux?

• Object

• Function

• Actions can be any data type

• String constant

What is better solution for Howly

• Effector

• Redux

• MobX

• Context