Question Bank
246 approved questions from the community
When should you prefer `useReducer` over `useState`?
MEDIUM
MULTIPLE CHOICE
35sReact
by Mohamed
Which statement is correct about `props` vs `state`?
EASY
MULTIPLE CHOICE
30sReact
by Mohamed
Using array indices as keys is always safe, even for reorderable lists.
MEDIUM
TRUE FALSE
20sReact
by Mohamed
In a list render, what is the primary purpose of `key`?
EASY
MULTIPLE CHOICE
30sReact
by Mohamed
JSX must be transpiled before browsers can run it.
EASY
TRUE FALSE
20sReact
by Mohamed
Which description best matches React's role in frontend development?
EASY
MULTIPLE CHOICE
30sReact
by Mohamed
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