1. What is a Django Form?

A Django Form is a class that handles form rendering, validation, and processing.

2. Why use Django Forms?

To simplify form handling and ensure data validation.

3. What are types of forms in Django?

Forms and ModelForms.

4. What is forms.Form?

A basic form class.

5. What is forms.ModelForm?

A form linked with database model.

6. Where are forms defined?

In forms.py file.

7. What is form field?

Input element in form.

8. What is CharField in forms?

Text input field.

9. What is EmailField?

Email input with validation.

10. What is IntegerField?

Number input field.

11. What is BooleanField?

Checkbox input.

12. What is ChoiceField?

Select dropdown field.

13. What is MultipleChoiceField?

Select multiple options.

14. What is FileField?

File upload field.

15. What is ImageField?

Image upload field.

16. What is widget?

Defines HTML input type.

17. Example of widget?

TextInput, PasswordInput.

18. What is label?

Name displayed for field.

19. What is initial value?

Default value in form.

20. What is required=True?

Makes field mandatory.

21. What is form validation?

Checking correctness of data.

22. What is is_valid()?

Checks form validity.

23. What is cleaned_data?

Validated form data.

24. What is errors?

Stores validation errors.

25. What is clean() method?

Custom validation logic.

26. What is clean_fieldname()?

Field-specific validation.

27. What is ValidationError?

Error raised during validation.

28. What is form submission?

Sending data to server.

29. What is POST method in forms?

Used to send form data.

30. What is GET method in forms?

Used to retrieve data.

31. What is CSRF protection?

Prevents cross-site attacks.

32. What is csrf_token?

Security token in forms.

33. What is form.as_p?

Renders form as paragraph.

34. What is form.as_table?

Renders form as table.

35. What is form.as_ul?

Renders form as list.

36. What is bound form?

Form with submitted data.

37. What is unbound form?

Empty form.

38. What is form instance?

Object of form class.

39. What is initial data?

Pre-filled values.

40. What is disabled field?

Non-editable field.

41. What is ModelForm Meta class?

Defines model and fields.

42. What is fields in ModelForm?

Specifies included fields.

43. What is exclude in ModelForm?

Fields to exclude.

44. What is save() in ModelForm?

Saves form data to database.

45. What is commit=False?

Delays saving.

46. What is form instance editing?

Editing existing data.

47. What is formset?

Multiple forms together.

48. What is modelformset?

Formset for models.

49. What is inline formset?

Related model forms.

50. What is form prefix?

Unique identifier for forms.

51. What is widget customization?

Changing HTML attributes.

52. What is attrs in widget?

Adds HTML attributes.

53. What is placeholder?

Hint text in input.

54. What is help_text?

Guidance text.

55. What is error_messages?

Custom error messages.

56. What is form rendering manually?

Writing HTML manually.

57. What is form field ordering?

Changing field order.

58. What is hidden field?

Invisible input field.

59. What is file upload handling?

Using request.FILES.

60. What is enctype?

Required for file upload.

61. What is clean method vs clean_field?

clean validates whole form, clean_field validates specific field.

62. What is cross-field validation?

Validating multiple fields together.

63. What is form inheritance?

Extending forms.

64. What is dynamic form?

Form created at runtime.

65. What is initial argument?

Sets initial values.

66. What is form media?

Includes CSS/JS.

67. What is JavaScript validation?

Client-side validation.

68. What is server-side validation?

Backend validation.

69. What is form security?

Preventing malicious input.

70. What is SQL injection prevention?

ORM handles queries safely.

71. What is form performance?

Efficient processing.

72. What is form caching?

Storing form output.

73. What is form testing?

Testing form logic.

74. What is form debugging?

Finding errors.

75. What is form UX?

User-friendly design.

76. What is responsive form?

Mobile-friendly.

77. What is form accessibility?

Accessible for all users.

78. What is label tag importance?

Improves usability.

79. What is required attribute?

HTML validation.

80. What is pattern attribute?

Regex validation.

81. What is Django crispy forms?

Library for better UI.

82. What is Bootstrap form?

Styled form layout.

83. What is Tailwind form?

Utility-based styling.

84. What is AJAX form submission?

Submit without reload.

85. What is JSON response in forms?

Return JSON data.

86. What is API form?

Used in REST APIs.

87. What is DRF serializer?

Form-like API handler.

88. What is form reuse?

Using same form multiple times.

89. What is DRY principle in forms?

Avoid repetition.

90. What is form scalability?

Handling large data.

91. What is form maintainability?

Easy to update.

92. What is form best practice?

Use validation and clean code.

93. What is form error display?

Showing errors to users.

94. What is non-field error?

Error not tied to specific field.

95. What is form success message?

Message after submission.

96. What is redirect after form submit?

Redirect user after success.

97. What is PRG pattern?

Post-Redirect-Get pattern.

98. What is form session?

Store form data temporarily.

99. What is form validation best practice?

Use both client and server validation.

100. How to optimize forms?

Use proper validation, minimal fields, and clean UI.