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
Which method prevents form submission if validation fails on the client-side?
A). submitHandler()
B). onsubmit event
C). validate() method
D). preventDefault() method
Which attribute is commonly used to specify validation rules in HTML form elements?
A). validate
B). required
C). validation
D). validate-rule
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 benefit of validating form input on the client-side?
A). Reduced server load
B). Faster page rendering
C). Improved database performance
D). Enhanced security
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
What is the purpose of the validate() method in client-side form validation libraries?
A). To trigger form submission
B). To validate form input
C). To encrypt form data
D). To execute server-side scripts for validation
Which validation technique ensures that a required field is not left empty?
A). Length limitation
B). Regex pattern matching
C). Presence validation
D). Numeric validation
What is the role of CSS in client-side form validation?
A). To style error messages
B). To validate form input
C). To execute validation logic
D). To intercept form submissions
Which programming language is commonly used to implement client-side form validation?
A). HTML
B). CSS
C). JavaScript
D). PHP