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Master JavaScript ES6 modules with this comprehensive quiz. Learn about import/export syntax, module patterns, dynamic imports, module scope, and best practices for organizing modular JavaScript code. Test your understanding of modern JavaScript module systems and their features.

Master JavaScript module systems with this comprehensive quiz comparing CommonJS and ES Modules. Learn about the key differences, features, and use cases of both module systems, including syntax, loading behavior, circular dependencies handling, and compatibility with different environments.

Master JavaScript dynamic imports with this comprehensive quiz. Learn how import() works, its benefits for code splitting, lazy loading, and conditional module loading. Understand the performance implications, browser support, and best practices for using dynamic imports in modern web applications.

Challenge your JavaScript Web APIs knowledge with this comprehensive quiz. Test your understanding of Navigator, Geolocation, and History APIs. Learn about browser capabilities detection, user location tracking, browser history manipulation, and how these powerful interfaces enable modern web applications.

Master JavaScript Web Storage mechanisms with this comprehensive quiz. Learn about localStorage, sessionStorage, and cookies, their differences, use cases, security implications, and best practices. Understand storage limits, browser support, and data persistence patterns in modern web applications.

Test your understanding of JavaScript performance optimization techniques with this comprehensive quiz on debounce and throttle functions. Learn how to effectively manage event handling, control function execution rates, and improve application performance.

Test your knowledge of JavaScript memory management and garbage collection with this comprehensive quiz. Learn about memory allocation, reference counting, mark-and-sweep algorithm, memory leaks, WeakMap and WeakSet, optimization techniques, and best practices for efficient JavaScript applications.

Test your understanding of JavaScript's WeakMap and WeakSet objects with this comprehensive quiz. Learn about weak references, garbage collection optimization, memory management, and practical use cases for these specialized collection types.