Register jQuery Script

functions.php

/*
 * Register jQuery Script
 */
function wp98_theme_jquery_scripts() {
	wp_deregister_script( 'jquery' );
	wp_enqueue_script( 'jquery', '//code.jquery.com/jquery-1.11.0.min.js', false, '1.11', true );

	wp_deregister_script( 'jquery-migrate' );
	wp_enqueue_script( 'jquery-migrate', '//code.jquery.com/jquery-migrate-1.2.1.min.js', array( 'jquery' ), '1.2.1', true );
}
add_action( 'wp_enqueue_scripts', 'wp98_theme_jquery_scripts' );