Q
How can developers enforce a specific format for phone numbers using jQuery?

Answer & Solution

Answer: Option C
Solution:
Developers can enforce a specific format for phone numbers by creating a custom validation rule with a regular expression that matches the desired format for phone numbers.
Related Questions on Average

Which option allows developers to customize error messages for validation rules in jQuery?

A). A. messages attribute in HTML

B). B. errorMessages() method

C). C. messages option in the jQuery Validation Plugin

D). D. error() method

What is the purpose of the addMethod() function in jQuery?

A). A. To add new input fields to the form

B). B. To define custom validation rules

C). C. To trigger form submission

D). D. To display error messages

Which option allows developers to specify custom error messages for validation rules in jQuery?

A). A. customMessages option in the jQuery Validation Plugin

B). B. errorMessages() method

C). C. messages option in the jQuery Validation Plugin

D). D. customError() method

How can developers ensure that error messages are displayed in the correct language using jQuery?

A). A. By specifying language attribute in HTML

B). B. By including language-specific JavaScript files

C). C. By using the translate() function

D). D. By setting the language option in the jQuery Validation Plugin

Which function is used to add a custom validation method in jQuery?

A). A. addRule()

B). B. addValidation()

C). C. addMethod()

D). D. validateMethod()

How can developers ensure that email addresses are validated correctly using jQuery?

A). A. By setting the type attribute to 'email' on the email field

B). B. By using the required attribute on the email field

C). C. By creating a custom validation rule with a regular expression

D). D. By displaying a generic error message

How can developers specify multiple validation rules for a single input field in jQuery?

A). A. By using the validate() method with multiple rule parameters

B). B. By defining an array of rules for the input field

C). C. By creating a separate validation method for each rule

D). D. By including multiple attributes on the input field, each specifying a different validation rule

How can developers customize the appearance of error messages displayed by the jQuery Validation Plugin?

A). A. By using CSS to style error message elements

B). B. By modifying the errorMessages() method

C). C. By setting the displayErrorMessages option in the jQuery Validation Plugin

D). D. By displaying a generic error message

What is the purpose of customizing validation rules in jQuery?

A). A. To enhance server performance

B). B. To tailor validation to specific input requirements

C). C. To increase server load

D). D. To minimize user experience

What is the purpose of customizing error messages in jQuery?

A). A. To confuse users with misleading error messages

B). B. To provide clear instructions for correcting input errors

C). C. To slow down form submission

D). D. To reduce server load