Implementing client-side form validation for better user feedback and error handling Mockest | JQuery

11.

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

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12.

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

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13.

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()

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14.

How does client-side form validation improve data accuracy?

A). By identifying errors before submission B). By encrypting data during transmission C). By validating server responses D). By storing data securely in the database

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15.

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

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16.

How does client-side form validation contribute to improved security?

A). By preventing malicious data submission B). By encrypting data during transmission C). By storing data securely in the database D). By executing server-side validation scripts

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17.

Which method is used to display error messages in client-side form validation?

A). document.getElementById() B). console.log() C). alert() D). innerHTML

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18.

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

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19.

Which event triggers client-side form validation?

A). onclick B). onsubmit C). onchange D). onvalidate

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20.

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()

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Implementing client-side form validation for better user feedback and error handling Mocktest

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