n3aa.md

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JavaScript: JS Event & JS Form Validation

Set A

1. a) addEventListener()
2. a) Prevent the default behavior of an event
3. a) click
4. a) event.target
5. a) removeEventListener()
6. a) The order in which events are handled when multiple elements are nested inside each other
7. a) event.stopPropagation()
8. a) The process of checking user input in a web form to ensure it meets certain criteria
9. a) document.getElementById("myField").value
10. a) setCustomValidity()
11. a) Ensure that user input meets specific requirements or constraints
12. a) input
13. a) element.checked
14. a) Specify a regular expression pattern for validating input
15. a) reset()
16. a) Indicate that the input field must be filled before submitting the form
17. a) Update the innerHTML property of a specific element
18. a) input
19. a) element.value === ""
20. a) Specify the maximum length of the input field
21. a) mouseover
22. a) element.checked
23. a) Prevent the user from interacting with the form field
24. a) focus()
25. a) Specify whether the browser should provide autocomplete suggestions
26. a) keydown
27. c) Append new options to the select element using the appendChild() method
28. a) Occurs when an element loses focus
29. d) Convert the value to a number using the parseInt() or parseFloat() functions
30. a) Occurs when an element gains focus
31. a) Set the disabled property of the form field to true
32. a) Occurs when a key is released on the keyboard
33. a) Set the value property of the input field to the desired value
34. a) Occurs when the value of an input field changes
35. a) Compare the value to a regular expression pattern for URL validation
36. a) Occurs when a form is submitted
37. a) Create a new input element using the document.createElement() method
38. a) Occurs when a form is reset to its initial state
39. a) Use the removeChild() method to remove the element from its parent
40. a) Occurs when the mouse enters an element
41. a) Set the textContent property of the element to the desired text
42. a) Occurs when the mouse leaves an element
43. a) Set the style property of the element to the desired style rules
44. a) Occurs when the mouse leaves an element
45. a) Use the classList.add() method to add the class to the element
46. a) Occurs when the mouse moves inside an element
47. a) Use the classList.remove() method to remove the class from the element
48. a) Occurs when a key is pressed on the keyboard
49. a) Set the src attribute of the image element to the desired source URL
50. a) Occurs when a key is released on the keyboard

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