React useContext Hook MCQ useContext Practice Questions

Direction: Choose the correct option

What does the useContext hook consume?

A. To create a context

B. To consume context values in functional components

C. To provide context

D. To update context

Direction: Choose the correct option

How do you use useContext to get the value from MyContext?

A. The current context value

B. The context provider

C. An object with value and setter

D. A setter function

Direction: Choose the correct option

Can useContext be used in class components?

A. const value = useContext();

B. const { value } = useContext(MyContext);

C. const value = useContext(MyContext);

D. const value = useContext(MyContext.Provider);

Direction: Choose the correct option

What happens when the context value changes?

A. They re-render with the new value

B. Only the provider updates

C. They do not re-render

D. They unmount

Direction: Choose the correct option

Is it possible to update context from a consumer using useContext?

A. Yes, by calling useContext multiple times

B. No, it's not allowed

C. Yes, but only with the same context

D. No, only one per component

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