HTML Forms: Interactive Learning Quizzes for Full-Stack Web Development

Question 1

What is the primary function of the <form> tag in HTML?

Accepted Answer

To collect user input

Answer

To display a form on a web page

Answer

To create a link to another HTML document

Answer

To style a web page

Question 2

Which of the following is NOT a type of input element commonly used in HTML forms?

Accepted Answer

Slider

Answer

Text field

Answer

Checkbox

Answer

Radio button

Question 3

What are the two common methods used to submit form data?

Accepted Answer

GET and POST

Answer

HEAD and PUT

Answer

DELETE and PATCH

Answer

OPTIONS and TRACE

Question 4

What is the purpose of the action attribute in an HTML <form> tag?

Accepted Answer

To specify the URL where the form data will be submitted

Answer

To specify the method used to submit the form data

Answer

To specify the encoding type used to submit the form data

Answer

To specify the input validation rules for the form data

Question 5

Which of the following HTML code snippets correctly creates a checkbox?

Accepted Answer

<input type="checkbox" name="hobby">Swimming

Answer

<input type="check" name="hobby">Swimming

Answer

<input type="radio" name="hobby" checked>Swimming

Answer

<input type="text" name="hobby">Swimming

Question 6

What is the fundamental difference between the GET and POST methods when submitting form data?

Accepted Answer

GET sends data as part of the URL, while POST sends data as part of the request body

Answer

POST sends data as part of the URL, while GET sends data as part of the request body

Answer

GET is more secure than POST

Answer

POST is more secure than GET

Question 7

Which of the following is NOT a form validation technique?

Accepted Answer

Using CSS to style form elements

Answer

Using the required attribute

Answer

Using JavaScript event handlers

Answer

Using server-side validation

Question 8

What is the primary purpose of the label element in HTML forms?

Accepted Answer

To associate a label with an input element

Answer

To group related input elements together

Answer

To style form elements

Answer

To submit form data

Question 9

In HTML forms, which attribute defines the action to be taken when the form is submitted?

Accepted Answer

action

Answer

method

Answer

name

Answer

enctype

Question 10

Which HTML element is used to create a single-line text input field?

Accepted Answer

Answer

Answer

Answer

<label>

Question 11

What attribute is used to specify the maximum length of characters allowed in a text input field?

Accepted Answer

maxlength

Answer

length

Answer

size

Answer

max

Question 12

What is the purpose of the "id" attribute in a form element?

Accepted Answer

To uniquely identify the element within the form

Answer

To specify the initial value of the element

Answer

To provide a label for the element

Answer

To define the element's position on the page

Question 13

What is the benefit of using a "label" element with form controls?

Accepted Answer

Associates a label with the control for accessibility and usability

Answer

Improves the visual appearance of the form

Answer

Simplifies form validation

Answer

Reduces the amount of code required

Question 14

Which of the following is NOT a limitation of HTML forms?

Accepted Answer

High level of interactivity

Answer

Inconsistent behavior across browsers

Answer

Limited styling options

Answer

Potential security vulnerabilities

Question 15

What is the purpose of the "required" attribute in a form element?

Accepted Answer

To prevent form submission if the element is empty

Answer

To set a default value for the element

Answer

To disable the element until it is filled in

Answer

To validate the input in the element

Question 16

What is the primary purpose of using the "form" element?

Accepted Answer

To encapsulate and submit related form elements together

Answer

To validate form input before submission

Answer

To handle form data on the server-side

Answer

To create a visually appealing form layout

Question 17

Which HTML element is used to create a single-line text input field where users can enter their information, such as their name?

Accepted Answer

Answer

Answer

Question 18

Which attribute is used to assign a unique name to a form element, allowing it to be identified and accessed in scripts?

Accepted Answer

name

Answer

value

Answer

type

Answer

id

Question 19

Which HTML element is used to create a radio button, allowing users to select one option from a set of mutually exclusive choices?

Accepted Answer

Answer

Answer

Answer

Question 20

Which attribute is used to group radio buttons and checkboxes, ensuring that only one option can be selected within the group?

Accepted Answer

name

Answer

type

Answer

id

Answer

value

Question 21

Which HTML element is used to create a button that, when clicked, triggers the submission of the form and sends the collected data to the server?

Accepted Answer

Answer

Answer

Answer

Question 22

Which event is triggered when the submit button of a form is clicked, indicating that the user has completed entering data and wants to submit it?

Accepted Answer

submit

Answer

focus

Answer

change

Answer

click

Question 23

Which attribute is used to specify the URL or endpoint where the data collected from the form should be sent when submitted?

Accepted Answer

action

Answer

id

Answer

type

Answer

name

Question 24

Which method is used in JavaScript to validate the data entered into a form before submission, ensuring that it meets certain criteria?

Accepted Answer

document.getElementById("formID").checkValidity()

Answer

document.getElementById("formID").isValid()

Answer

document.getElementById("formID").validate()

Answer

document.getElementById("formID").isSubmitted()

Question 25

Which HTML5 feature allows for form validation without using JavaScript?

Accepted Answer

Form validation API

Answer

Validate form

Answer

Data validation

Answer

Input validation

Question 26

Which HTML element is used to create a single-line text field where users can enter data?

Accepted Answer

Answer

<form>

Answer

<label>

Answer

<input>

Question 27

Which HTML element is used to create a checkbox that can be selected or deselected?

Accepted Answer

Answer

Answer

Answer

Question 28

Which HTML attribute is used to define the initial value displayed in a form element?

Accepted Answer

value

Answer

type

Answer

name

Answer

id

Question 29

Which HTML element is used to create a drop-down list of options that users can select from?

Accepted Answer

Answer

Answer

<input>

Answer

<label>

Question 30

Which HTML attribute is used to specify the destination where form data will be submitted?

Accepted Answer

action

Answer

target

Answer

method

Answer

name

Question 31

Which PHP superglobal variable is used to retrieve form data on the server side?

Accepted Answer

$_POST

Answer

$_GET

Answer

$_SESSION

Question 32

Which of the following is a recommended practice for designing effective HTML forms?

Accepted Answer

Provide clear and concise instructions for each form field.

Answer

Make all form fields mandatory.

Answer

Avoid using form validation

Answer

Use complex form layouts with multiple columns.

Question 33

Which HTML attribute is used to specify the default checked state of a checkbox?

Accepted Answer

checked

Answer

readonly

Answer

disabled

Answer

selected

Question 34

Which HTML element creates a single-line text field where users can enter data?

Accepted Answer

Answer

Answer

<form>

Answer

<label>

Question 35

What attribute is used to specify a unique name for a form element?

Accepted Answer

name

Answer

value

Answer

id

Answer

class

Question 36

Which form element creates a checkbox?

Accepted Answer

Answer

Answer

Question 37

What attribute is used to group radio buttons together, allowing only one to be selected?

Accepted Answer

name

Answer

value

Answer

class

Answer

id

Question 38

Which HTML element is used to submit a form and send data to the server?

Accepted Answer

Answer

<label>

Answer

<form>

Answer

Question 39

What attribute specifies the URL where form data will be sent?

Accepted Answer

action

Answer

method

Answer

id

Answer

name

Question 40

Which HTTP method is used to send form data to the server?

Accepted Answer

POST

Answer

GET

Answer

DELETE

Answer

PUT

Question 41

Which event is triggered when a user submits a form?

Accepted Answer

onsubmit

Answer

onload

Answer

onchange

Answer

onclick

Question 42

What attribute is used to specify that a form field is mandatory and must be filled in?

Accepted Answer

required

Answer

essential

Answer

mandatory

Answer

necessary

Question 43

Which form control lets users select only one option from a list?

Accepted Answer

Radio button

Answer

Text field

Answer

Checkbox

Answer

Dropdown list

Question 44

What HTML tag is used to create a form?

Accepted Answer

<form>

Answer

<data>

Answer

Answer

<input>

Question 45

Which attribute determines how a form's data is sent?

Accepted Answer

method

Answer

action

Answer

submit

Answer

type

Question 46

What does the 'action' attribute in a form specify?

Accepted Answer

The URL where the form data should be sent.

Answer

The type of data being submitted.

Answer

The method for data validation.

Question 47

Which input type is used to create a simple text box for user input?

Accepted Answer

text

Answer

radio

Answer

password

Answer

checkbox

Question 48

What's the key difference between checkboxes and radio buttons?

Accepted Answer

Checkboxes let users choose multiple options, while radio buttons limit them to one.

Answer

Radio buttons are for passwords, checkboxes for regular text.

Answer

Checkboxes are for text, radio buttons are for numbers.

Question 49

How do you create a button that sends form data?

Accepted Answer

Use an input element with type='submit'.

Answer

Use a div element with type='submit'.

Answer

Use a button element with type='submit'.

Answer

Use a form element with type='submit'.

Question 50

What does the 'required' attribute do for an input field?

Accepted Answer

It makes the field mandatory, requiring a value before submission.

Answer

It defines the type of data allowed in the field.

Answer

It sets a default value for the field.

Question 51

Which attribute adds a hint text inside an input field?

Accepted Answer

placeholder

Answer

value

Answer

hint

Answer

default

Question 52

What is the purpose of a 'textarea' element?

Accepted Answer

To allow users to enter long text with multiple lines.

Answer

To display a file upload option.

Answer

To display a dropdown list of options.

Answer

To create a button for form submission.

Question 53

You want to create a form that allows users to upload a file. Which input type should you use?

Accepted Answer

file

Answer

document

Answer

image

Answer

upload