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
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()
How can client-side form validation enhance user experience?
A). By providing real-time feedback
B). By encrypting sensitive data
C). By executing server-side scripts
D). By storing data locally
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 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
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 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()
Which event triggers client-side form validation?
A). onclick
B). onsubmit
C). onchange
D). onvalidate
Which attribute is commonly used to specify validation rules in HTML form elements?
A). validate
B). required
C). validation
D). validate-rule