Redux - II

What is the primary responsibility of a Redux reducer?

• Modifying the UI

• Making API calls

• Mutating the state

• Taking the current state and an action to return the new state

What is Redux primarily used for?

• Styling components

• Making API calls

• Managing state

• Animations

Which Redux method is used to let the store know that we want to change the state?

• • dispatch()

• reducer()

• action()

• subscribe()

Which of the following is NOT a principle of Redux?

• The state of your whole application is stored in an object tree within a single store.

• State is read-only.

• • Changes are made with pure functions.

• State can be changed directly.

In Redux Toolkit, what function allows you to generate reducers and actions using a single function?

• createAction

• createReducer

• configureStore

• createSlice

Which library helps to keep the Redux state in sync with local storage?

• redux-sync

• redux-store

• redux-persist

• redux-local

The 'Ducks' pattern recommends:

• Placing all Redux logic related to a feature in one file.

• Separating actions and reducers in different files.

• Keeping selectors inside components.

• Storing middleware with the main index file.

Which function from @reduxjs/toolkit simplifies the setup of middleware?

• createAction

• createReducer

• configureStore

• createSlice

Redux state should be:

• Mutable

• Immutable

• persistent across sessions

• stored in local storage

What kind of data structure is Redux's state usually stored as?

• Array

• Set

• Object

• Map