What should I study for frontend system design interviews?
Rendering strategies (CSR, SSR, SSG, ISR), state management at scale, API design (REST, GraphQL, polling, WebSockets), performance (Core Web Vitals, caching, CDN), accessibility, component design, and microfrontends.
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More FAQs in Frontend Interview Topics to Study
Execution context, hoisting, closures, the event loop, this keyword, call/apply/bind, promises, async/await, Promise combinators, prototypes, prototypal inheritance, array methods, debounce, throttle, currying, event bubbling, CORS, and polyfills.
Hooks (useState, useEffect, useMemo, useCallback, useRef, useContext, useReducer), reconciliation, virtual DOM, keys, state management (Context, Redux, Zustand), performance (memo, lazy loading, code splitting), custom hooks, error boundaries, and React 18 features.
Arrays, strings, hashing, two pointers, sliding window, linked lists, stacks, queues, trees, BST, graphs (BFS, DFS), dynamic programming (basics), sorting, and searching. Practice on LeetCode or HackerRank.
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