Quiz for Template specialization

Q1: What is template specialization in C++?

A. Providing a specific implementation of a template for a particular type B. Using templates without parameters C. Overloading template functions D. Creating template classes without parameters

Q2: Which keyword is used for full template specialization?

A. template<> B. specialize C. specify D. override

Q3: Can function templates be specialized?

A. Yes, function templates support specialization B. No, only class templates support specialization C. Yes, but only partial specialization D. No, functions cannot be specialized

Q4: What is partial template specialization?

A. Specializing template for some parameters while keeping others generic B. Specializing all template parameters C. Ignoring template parameters D. Overloading templates

Q5: How is partial specialization declared?

A. template<typename T> class MyClass<T*> {}; B. template<> class MyClass<int> {}; C. class MyClass<T*> {}; D. template partial MyClass<T*> {};

Q6: Is it possible to specialize a member function of a class template?

A. Yes, member functions can be specialized B. No, only whole class can be specialized C. Yes, but only inline functions D. No, member functions cannot be specialized

Q7: What is a use case for template specialization?

A. To optimize behavior for certain types B. To disable templates C. To convert templates to macros D. To allow templates with no parameters

Q8: Which of these is a valid full specialization?

A. template<> class MyClass<int> {}; B. template class MyClass<int> {}; C. template<typename> class MyClass<int> {}; D. class MyClass<> {};

Q9: Can you specialize templates for const types?

A. Yes, specialization can target const-qualified types B. No, const types are not allowed in specialization C. Yes, but only for pointer types D. No, const causes errors

Q10: Is template specialization resolved at compile-time or runtime?

A. Compile-time B. Runtime C. Both D. Depends on compiler

Q11: What happens if no matching specialization is found?

A. Primary template is used B. Compilation error C. Template is ignored D. Runtime error

Q12: Can template specialization improve performance?

A. Yes, by providing optimized code for specific types B. No, it slows down compilation C. Yes, but only with inline functions D. No, it only affects readability

Q13: Which of the following is NOT a valid specialization?

A. template<> class MyClass<> {}; B. template<> class MyClass<int> {}; C. template<typename T> class MyClass<T*> {}; D. template<> class MyClass<double> {};

Q14: Can you partially specialize function templates?

A. No, function templates do not support partial specialization B. Yes, function templates support partial specialization C. Yes, but only in C++20 D. No, only class templates support specialization

Q15: What is the syntax for specializing a member function of a class template?

A. template<> void MyClass<int>::func() {} B. void MyClass<int>::func() {} C. template void MyClass<int>::func() {} D. template<> func MyClass<int>() {}

Q16: How does template specialization affect template instantiation?

A. Instantiates the specialized version for matching types B. Always uses primary template C. Causes errors D. Only used in inheritance

Q17: Can template specialization be combined with template inheritance?

A. Yes, specialized templates can inherit from other templates B. No, inheritance is forbidden for specialized templates C. Yes, but only for partial specialization D. No, causes ambiguity

Q18: What is the difference between full and partial template specialization?

A. Full specializes all parameters; partial specializes some B. Full specialization is deprecated C. Partial specialization replaces full specialization D. No difference

Q19: Which scenario requires template specialization?

A. When generic template code does not suit a specific type B. When writing macros C. When creating base classes D. When overloading functions