Which method prevents form submission if validation fails on the client-side?

Which method is commonly used to trigger client-side form validation when a form is submitted?

A). validateForm()

B). event.preventDefault()

C). form.submit()

D). validate()

What is the purpose of displaying error messages in client-side form validation?

A). To guide users through the form

B). To execute server-side scripts

C). To encrypt form data

D). To validate user credentials

How does client-side form validation contribute to better error handling?

A). By identifying errors before form submission

B). By encrypting form data

C). By storing errors in the database

D). By executing server-side scripts for error correction

What is the advantage of using client-side form validation over server-side validation?

A). Immediate feedback to users

B). Access to server resources

C). Simplified form structure

D). Increased server load

Which event triggers client-side form validation?

A). onclick

B). onsubmit

C). onchange

D). onvalidate

Which method is commonly used to prevent form submission if validation fails on the client-side?

A). event.preventDefault()

B). form.submit()

C). validate()

D). validateForm()

Which attribute is commonly used to specify validation rules in HTML form elements?

A). validate

B). required

C). validation

D). validate-rule

How can JavaScript be used to validate form input on the client-side?

A). By accessing form elements and checking their values

B). By submitting form data to the server for validation

C). By storing validation rules in the HTML markup

D). By encrypting form data before submission

Which programming language is commonly used to implement client-side form validation?

A). HTML

B). CSS

C). JavaScript

D). PHP

What is the primary purpose of client-side form validation?

A). Enhance server performance

B). Improve user experience

C). Secure data transmission

D). Validate server responses