Test your Knowledge of C++ Language Features
Gensen Huang
Created 6/19/2024
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67.69%
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Think you know everything about C++? Take this quiz and find out how many correct answers you can get out of 20!
1. What feature allows more explicit [=, this] captures in lambdas?
2. What new keyword enforces compile-time initialization of variables?
3. Which type was introduced to distinguish UTF-8 encoded strings?
4. Which keyword allows coroutines to return a value?
5. What comparison operator can be defaulted similarly to special member functions?
6. Which concept allows specifying default initialization within constexpr functions?
7. Which type of object creation allows variables to begin their lifetime implicitly?
8. What macro expands to nothing if __VA_ARGS__ is empty?
9. Which feature ensures all signed integers are represented in two's complement?
10. What attribute indicates a member doesn’t need a unique address?
11. Which keyword can be used for variable declarations to be scoped to a single logical unit instead of being header-file based?
12. What feature allows destructors for built-in types to now have an effect?
13. In C++20, how are stateless lambdas different?
14. Which attribute can now be applied to constructors similar to [[deprecated]]?
15. What is the purpose of the constinit keyword?
16. Which feature allows floating-point and class types as template parameters?
17. Which feature indicates conversion from T* to bool is now narrowing?
18. What central keyword feature allows the invocation of coroutines in C++20?
19. What is the new type that helps with handling different encodings by their type?
20. Which attribute helps to optimize space occupation by non-static non-bitfield data members?
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