Learn about TypeScript objects, arrays, tuples, and enums in this comprehensive tutorial. Explore array type inference, assignment, and explicit types. Dive into object types, including inference, annotation, assignment, and optional properties. Understand the differences between type and interface, and discover how to narrow with optional properties. Master the use of enums in TypeScript. Gain practical knowledge through hands-on examples and explanations of key concepts for beginners and intermediate developers alike.