TypeScript Intermediate Quiz 4

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Quiz 4
1. Decorator used to monitor function calls.
2. Type representing a function's return type.
3. Allows a class to implement an interface.
4. A way to explicitly ignore a type error.
5. Used to define a constant enum value.
6. A technique to improve performance by caching results.
7. A type property that can be changed.
8. Indicates a variable might be null.
9. A way to check an object's prototype.
10. Type for a function that throws an error.
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