MCQs

Let’s recap the important concepts with MCQs.

1. In a React Birthday Reminder app, which hook is commonly used to manage the list of people with birthdays?

A) useEffect

B) useState

C) useRef

D) useMemo

Answer: B) useState

2. What should the "Clear All" button do in the context of the birthday list?

A) Reload the page

B) Remove the React app from the DOM

C) Set the birthday list state to an empty array

D) Change all names to "Anonymous"

Answer: C) Set the birthday list state to an empty array

3. If you are using a component named <List />****, how should it receive the filtered data as a prop?

A) <List people={people} />

B) <List = people>

C) <List.people(List) />

D) <List>{people}</List>

Answer: A) <List people={people} />