Python Metaprogramming MCQ Questions with Answers (Latest 2026)

Q1. Which option best describes metaprogramming in Python?

A. Plain procedural code. B. Writing code that operates on code (classes, functions). C. A logging concept. D. Pure runtime IO.

Select an answer to check.

Answer: Writing code that operates on code (classes, functions).

Here, Writing code that operates on code (classes, functions). is the right choice. Decorators, metaclasses, descriptors. It aligns directly with what the question asks about which option best describes metaprogramming in python. A quick elimination of partially true options helps confirm it.

Q2. What is the primary purpose of metaprogramming?

A. Writing code that operates on code (classes, functions). B. A logging concept. C. Plain procedural code. D. Pure runtime IO.

Select an answer to check.

Answer: Writing code that operates on code (classes, functions).

In this case, Writing code that operates on code (classes, functions). is correct. Decorators, metaclasses, descriptors. It aligns directly with what the question asks about what is the primary purpose of metaprogramming. A quick elimination of partially true options helps confirm it.

Q3. Which statement about metaprogramming is most accurate?

A. Writing code that operates on code (classes, functions). B. Pure runtime IO. C. Plain procedural code. D. A logging concept.

Select an answer to check.

Answer: Writing code that operates on code (classes, functions).

The best option here is Writing code that operates on code (classes, functions).. Decorators, metaclasses, descriptors. It aligns directly with what the question asks about which statement about metaprogramming is most accurate. A quick elimination of partially true options helps confirm it.

Q4. How is metaprogramming best characterized?

A. Writing code that operates on code (classes, functions). B. Plain procedural code. C. A logging concept. D. Pure runtime IO.

Select an answer to check.

Answer: Writing code that operates on code (classes, functions).

For this question, Writing code that operates on code (classes, functions). is correct. Decorators, metaclasses, descriptors. It aligns directly with what the question asks about how is metaprogramming best characterized. A quick elimination of partially true options helps confirm it.

Q5. Which option best describes a decorator in Python?

A. A class hierarchy only. B. An import statement. C. A callable wrapping another callable. D. A namespace only.

Select an answer to check.

Answer: A callable wrapping another callable.

A callable wrapping another callable. is the correct answer here. Modifies behavior. It aligns directly with what the question asks about which option best describes a decorator in python. A quick elimination of partially true options helps confirm it.

Q6. What is the primary purpose of a decorator?

A. An import statement. B. A class hierarchy only. C. A callable wrapping another callable. D. A namespace only.

Select an answer to check.

Answer: A callable wrapping another callable.

Here, A callable wrapping another callable. is the right choice. Modifies behavior. This matches the core idea being tested around what is the primary purpose of a decorator. A quick elimination of partially true options helps confirm it.

Q7. Which statement about a decorator is most accurate?

A. An import statement. B. A namespace only. C. A class hierarchy only. D. A callable wrapping another callable.

Select an answer to check.

Answer: A callable wrapping another callable.

In this case, A callable wrapping another callable. is correct. Modifies behavior. This matches the core idea being tested around which statement about a decorator is most accurate. A quick elimination of partially true options helps confirm it.

Q8. How is a decorator best characterized?

A. A namespace only. B. A callable wrapping another callable. C. A class hierarchy only. D. An import statement.

Select an answer to check.

Answer: A callable wrapping another callable.

The best option here is A callable wrapping another callable.. Modifies behavior. This matches the core idea being tested around how is a decorator best characterized. A quick elimination of partially true options helps confirm it.

Q9. Which option best describes a class decorator in Python?

A. A function decorator only. B. Function decorating a class. C. A metaclass only. D. A property only.

Select an answer to check.

Answer: Function decorating a class.

For this question, Function decorating a class. is correct. Receives the class as argument. This matches the core idea being tested around which option best describes a class decorator in. A quick elimination of partially true options helps confirm it.

Q10. What is the primary purpose of a class decorator?

A. Function decorating a class. B. A function decorator only. C. A property only. D. A metaclass only.

Select an answer to check.

Answer: Function decorating a class.

Function decorating a class. is the correct answer here. Receives the class as argument. This matches the core idea being tested around what is the primary purpose of a class. A quick elimination of partially true options helps confirm it.

Q11. Which statement about a class decorator is most accurate?

A. Function decorating a class. B. A metaclass only. C. A property only. D. A function decorator only.

Select an answer to check.

Answer: Function decorating a class.

Here, Function decorating a class. is the right choice. Receives the class as argument. That is exactly the concept behind which statement about a class decorator is most in this context. A quick elimination of partially true options helps confirm it.

Q12. How is a class decorator best characterized?

A. A metaclass only. B. A property only. C. A function decorator only. D. Function decorating a class.

Select an answer to check.

Answer: Function decorating a class.

In this case, Function decorating a class. is correct. Receives the class as argument. That is exactly the concept behind how is a class decorator best characterized in this context. A quick elimination of partially true options helps confirm it.

Q13. Which option best describes a metaclass in Python?

A. A pure decorator. B. A subclass of object only. C. A pure descriptor. D. Class of a class controlling creation.

Select an answer to check.

Answer: Class of a class controlling creation.

The best option here is Class of a class controlling creation.. Default is type. That is exactly the concept behind which option best describes a metaclass in python in this context. A quick elimination of partially true options helps confirm it.

Q14. What is the primary purpose of a metaclass?

A. A subclass of object only. B. Class of a class controlling creation. C. A pure decorator. D. A pure descriptor.

Select an answer to check.

Answer: Class of a class controlling creation.

For this question, Class of a class controlling creation. is correct. Default is type. That is exactly the concept behind what is the primary purpose of a metaclass in this context. A quick elimination of partially true options helps confirm it.

Q15. Which statement about a metaclass is most accurate?

A. A subclass of object only. B. A pure decorator. C. Class of a class controlling creation. D. A pure descriptor.

Select an answer to check.

Answer: Class of a class controlling creation.

Class of a class controlling creation. is the correct answer here. Default is type. That is exactly the concept behind which statement about a metaclass is most accurate in this context. A quick elimination of partially true options helps confirm it.

Q16. How is a metaclass best characterized?

A. A pure decorator. B. Class of a class controlling creation. C. A subclass of object only. D. A pure descriptor.

Select an answer to check.

Answer: Class of a class controlling creation.

Here, Class of a class controlling creation. is the right choice. Default is type. It fits the requirement in the prompt about how is a metaclass best characterized. A quick elimination of partially true options helps confirm it.

Q17. Which option best describes type(name, bases, dict) in Python?

A. A reflection method only. B. A pure decorator. C. Dynamically create a class. D. Always parses source.

Select an answer to check.

Answer: Dynamically create a class.

In this case, Dynamically create a class. is correct. Used by metaclasses. It fits the requirement in the prompt about which option best describes type(name, bases, dict) in. A quick elimination of partially true options helps confirm it.

Q18. What is the primary purpose of type(name, bases, dict)?

A. A reflection method only. B. A pure decorator. C. Always parses source. D. Dynamically create a class.

Select an answer to check.

Answer: Dynamically create a class.

The best option here is Dynamically create a class.. Used by metaclasses. It fits the requirement in the prompt about what is the primary purpose of type(name, bases,. A quick elimination of partially true options helps confirm it.

Q19. Which statement about type(name, bases, dict) is most accurate?

A. Always parses source. B. Dynamically create a class. C. A pure decorator. D. A reflection method only.

Select an answer to check.

Answer: Dynamically create a class.

For this question, Dynamically create a class. is correct. Used by metaclasses. It fits the requirement in the prompt about which statement about type(name, bases, dict) is most. A quick elimination of partially true options helps confirm it.

Q20. How is type(name, bases, dict) best characterized?

A. A pure decorator. B. Always parses source. C. Dynamically create a class. D. A reflection method only.

Select an answer to check.

Answer: Dynamically create a class.

Dynamically create a class. is the correct answer here. Used by metaclasses. It fits the requirement in the prompt about how is type(name, bases, dict) best characterized. A quick elimination of partially true options helps confirm it.

Q21. Which option best describes descriptors in Python?

A. Plain attributes. B. Pure functions. C. Implement __get__/__set__/__delete__. D. Just decorators.

Select an answer to check.

Answer: Implement __get__/__set__/__delete__.

Here, Implement __get__/__set__/__delete__. is the right choice. Backbone of properties. This is the most accurate statement for which option best describes descriptors in python. A quick elimination of partially true options helps confirm it.

Q22. What is the primary purpose of descriptors?

A. Pure functions. B. Implement __get__/__set__/__delete__. C. Just decorators. D. Plain attributes.

Select an answer to check.

Answer: Implement __get__/__set__/__delete__.

In this case, Implement __get__/__set__/__delete__. is correct. Backbone of properties. This is the most accurate statement for what is the primary purpose of descriptors. A quick elimination of partially true options helps confirm it.

Q23. Which statement about descriptors is most accurate?

A. Pure functions. B. Plain attributes. C. Implement __get__/__set__/__delete__. D. Just decorators.

Select an answer to check.

Answer: Implement __get__/__set__/__delete__.

The best option here is Implement __get__/__set__/__delete__.. Backbone of properties. This is the most accurate statement for which statement about descriptors is most accurate. A quick elimination of partially true options helps confirm it.

Q24. How is descriptors best characterized?

A. Just decorators. B. Pure functions. C. Plain attributes. D. Implement __get__/__set__/__delete__.

Select an answer to check.

Answer: Implement __get__/__set__/__delete__.

For this question, Implement __get__/__set__/__delete__. is correct. Backbone of properties. This is the most accurate statement for how is descriptors best characterized. A quick elimination of partially true options helps confirm it.

Q25. Which option best describes @property in Python?

A. A descriptor for setters only. B. Descriptor turning a method into attribute access. C. A class method. D. A static method.

Select an answer to check.

Answer: Descriptor turning a method into attribute access.

Descriptor turning a method into attribute access. is the correct answer here. Use @x.setter for writers. This is the most accurate statement for which option best describes @property in python. A quick elimination of partially true options helps confirm it.

Q26. What is the primary purpose of @property?

A. Descriptor turning a method into attribute access. B. A class method. C. A static method. D. A descriptor for setters only.

Select an answer to check.

Answer: Descriptor turning a method into attribute access.

Here, Descriptor turning a method into attribute access. is the right choice. Use @x.setter for writers. It aligns directly with what the question asks about what is the primary purpose of @property. The other options are either incomplete or contextually incorrect.

Q27. Which statement about @property is most accurate?

A. A class method. B. A descriptor for setters only. C. A static method. D. Descriptor turning a method into attribute access.

Select an answer to check.

Answer: Descriptor turning a method into attribute access.

In this case, Descriptor turning a method into attribute access. is correct. Use @x.setter for writers. It aligns directly with what the question asks about which statement about @property is most accurate. The other options are either incomplete or contextually incorrect.

Q28. How is @property best characterized?

A. A descriptor for setters only. B. A static method. C. Descriptor turning a method into attribute access. D. A class method.

Select an answer to check.

Answer: Descriptor turning a method into attribute access.

The best option here is Descriptor turning a method into attribute access.. Use @x.setter for writers. It aligns directly with what the question asks about how is @property best characterized. The other options are either incomplete or contextually incorrect.

Q29. Which option best describes __getattr__ in Python?

A. Called when attribute not found normally. B. Always called. C. Replaces __get__. D. Replaces __init__.

Select an answer to check.

Answer: Called when attribute not found normally.

For this question, Called when attribute not found normally. is correct. Hook for dynamic attributes. It aligns directly with what the question asks about which option best describes __getattr__ in python. The other options are either incomplete or contextually incorrect.

Q30. What is the primary purpose of __getattr__?

A. Replaces __init__. B. Replaces __get__. C. Called when attribute not found normally. D. Always called.

Select an answer to check.

Answer: Called when attribute not found normally.

Called when attribute not found normally. is the correct answer here. Hook for dynamic attributes. It aligns directly with what the question asks about what is the primary purpose of __getattr__. The other options are either incomplete or contextually incorrect.

Q31. Which statement about __getattr__ is most accurate?

A. Replaces __init__. B. Always called. C. Replaces __get__. D. Called when attribute not found normally.

Select an answer to check.

Answer: Called when attribute not found normally.

Here, Called when attribute not found normally. is the right choice. Hook for dynamic attributes. This matches the core idea being tested around which statement about __getattr__ is most accurate. The other options are either incomplete or contextually incorrect.

Q32. How is __getattr__ best characterized?

A. Replaces __get__. B. Called when attribute not found normally. C. Replaces __init__. D. Always called.

Select an answer to check.

Answer: Called when attribute not found normally.

In this case, Called when attribute not found normally. is correct. Hook for dynamic attributes. This matches the core idea being tested around how is __getattr__ best characterized. The other options are either incomplete or contextually incorrect.

Q33. Which option best describes __getattribute__ in Python?

A. Only when missing. B. Only on classes. C. Called for every attribute access. D. Only on slots.

Select an answer to check.

Answer: Called for every attribute access.

The best option here is Called for every attribute access.. Use carefully to avoid recursion. This matches the core idea being tested around which option best describes __getattribute__ in python. The other options are either incomplete or contextually incorrect.

Q34. What is the primary purpose of __getattribute__?

A. Only on classes. B. Only on slots. C. Called for every attribute access. D. Only when missing.

Select an answer to check.

Answer: Called for every attribute access.

For this question, Called for every attribute access. is correct. Use carefully to avoid recursion. This matches the core idea being tested around what is the primary purpose of __getattribute__. The other options are either incomplete or contextually incorrect.

Q35. Which statement about __getattribute__ is most accurate?

A. Only when missing. B. Only on slots. C. Called for every attribute access. D. Only on classes.

Select an answer to check.

Answer: Called for every attribute access.

Called for every attribute access. is the correct answer here. Use carefully to avoid recursion. This matches the core idea being tested around which statement about __getattribute__ is most accurate. The other options are either incomplete or contextually incorrect.

Q36. How is __getattribute__ best characterized?

A. Only on slots. B. Called for every attribute access. C. Only on classes. D. Only when missing.

Select an answer to check.

Answer: Called for every attribute access.

Here, Called for every attribute access. is the right choice. Use carefully to avoid recursion. That is exactly the concept behind how is __getattribute__ best characterized in this context. The other options are either incomplete or contextually incorrect.

Q37. Which option best describes __setattr__ in Python?

A. Replaces __get__. B. Always optional. C. Intercept attribute assignments. D. Replaces __init__.

Select an answer to check.

Answer: Intercept attribute assignments.

In this case, Intercept attribute assignments. is correct. Validate or transform writes. That is exactly the concept behind which option best describes __setattr__ in python in this context. The other options are either incomplete or contextually incorrect.

Q38. What is the primary purpose of __setattr__?

A. Replaces __get__. B. Always optional. C. Replaces __init__. D. Intercept attribute assignments.

Select an answer to check.

Answer: Intercept attribute assignments.

The best option here is Intercept attribute assignments.. Validate or transform writes. That is exactly the concept behind what is the primary purpose of __setattr__ in this context. The other options are either incomplete or contextually incorrect.

Q39. Which statement about __setattr__ is most accurate?

A. Always optional. B. Replaces __get__. C. Intercept attribute assignments. D. Replaces __init__.

Select an answer to check.

Answer: Intercept attribute assignments.

For this question, Intercept attribute assignments. is correct. Validate or transform writes. That is exactly the concept behind which statement about __setattr__ is most accurate in this context. The other options are either incomplete or contextually incorrect.

Q40. How is __setattr__ best characterized?

A. Replaces __get__. B. Always optional. C. Intercept attribute assignments. D. Replaces __init__.

Select an answer to check.

Answer: Intercept attribute assignments.

Intercept attribute assignments. is the correct answer here. Validate or transform writes. That is exactly the concept behind how is __setattr__ best characterized in this context. The other options are either incomplete or contextually incorrect.

Q41. Which option best describes __init_subclass__ in Python?

A. Replaces __init__ on instance. B. A static method only. C. Replaces __new__. D. Hook called when subclass is created.

Select an answer to check.

Answer: Hook called when subclass is created.

Here, Hook called when subclass is created. is the right choice. Lighter alternative to metaclasses. It fits the requirement in the prompt about which option best describes __init_subclass__ in python. The other options are either incomplete or contextually incorrect.

Q42. What is the primary purpose of __init_subclass__?

A. Replaces __new__. B. Replaces __init__ on instance. C. Hook called when subclass is created. D. A static method only.

Select an answer to check.

Answer: Hook called when subclass is created.

In this case, Hook called when subclass is created. is correct. Lighter alternative to metaclasses. It fits the requirement in the prompt about what is the primary purpose of __init_subclass__. The other options are either incomplete or contextually incorrect.

Q43. Which statement about __init_subclass__ is most accurate?

A. Replaces __new__. B. Replaces __init__ on instance. C. Hook called when subclass is created. D. A static method only.

Select an answer to check.

Answer: Hook called when subclass is created.

The best option here is Hook called when subclass is created.. Lighter alternative to metaclasses. It fits the requirement in the prompt about which statement about __init_subclass__ is most accurate. The other options are either incomplete or contextually incorrect.

Q44. How is __init_subclass__ best characterized?

A. A static method only. B. Hook called when subclass is created. C. Replaces __new__. D. Replaces __init__ on instance.

Select an answer to check.

Answer: Hook called when subclass is created.

For this question, Hook called when subclass is created. is correct. Lighter alternative to metaclasses. It fits the requirement in the prompt about how is __init_subclass__ best characterized. The other options are either incomplete or contextually incorrect.

Q45. Which option best describes __set_name__ in Python?

A. Called when descriptor is assigned to a name. B. A pure repr. C. A property setter alias. D. A pure init.

Select an answer to check.

Answer: Called when descriptor is assigned to a name.

Called when descriptor is assigned to a name. is the correct answer here. Useful for typed descriptors. It fits the requirement in the prompt about which option best describes __set_name__ in python. The other options are either incomplete or contextually incorrect.

Q46. What is the primary purpose of __set_name__?

A. A pure repr. B. A pure init. C. A property setter alias. D. Called when descriptor is assigned to a name.

Select an answer to check.

Answer: Called when descriptor is assigned to a name.

Here, Called when descriptor is assigned to a name. is the right choice. Useful for typed descriptors. This is the most accurate statement for what is the primary purpose of __set_name__. The other options are either incomplete or contextually incorrect.

Q47. Which statement about __set_name__ is most accurate?

A. A pure init. B. Called when descriptor is assigned to a name. C. A pure repr. D. A property setter alias.

Select an answer to check.

Answer: Called when descriptor is assigned to a name.

In this case, Called when descriptor is assigned to a name. is correct. Useful for typed descriptors. This is the most accurate statement for which statement about __set_name__ is most accurate. The other options are either incomplete or contextually incorrect.

Q48. How is __set_name__ best characterized?

A. A property setter alias. B. A pure init. C. A pure repr. D. Called when descriptor is assigned to a name.

Select an answer to check.

Answer: Called when descriptor is assigned to a name.

The best option here is Called when descriptor is assigned to a name.. Useful for typed descriptors. This is the most accurate statement for how is __set_name__ best characterized. The other options are either incomplete or contextually incorrect.

Q49. Which option best describes inspect module in Python?

A. A pure profiler. B. A pure linter. C. A pure logger. D. Reflective introspection of objects/code.

Select an answer to check.

Answer: Reflective introspection of objects/code.

For this question, Reflective introspection of objects/code. is correct. Get signatures, source, frames. This is the most accurate statement for which option best describes inspect module in python. The other options are either incomplete or contextually incorrect.

Q50. What is the primary purpose of inspect module?

A. Reflective introspection of objects/code. B. A pure profiler. C. A pure linter. D. A pure logger.

Select an answer to check.

Answer: Reflective introspection of objects/code.

Reflective introspection of objects/code. is the correct answer here. Get signatures, source, frames. This is the most accurate statement for what is the primary purpose of inspect module. The other options are either incomplete or contextually incorrect.