What will be the output of the following JavaScript code?

var a = 5;
var b = 2;
var c = a / b;
var c = a * b
var c = a % b
var c = a + b * a;
document.write(c);

Which method is not a valid Array object method in JavaScript?

What's the output? var str = 'Example, JavaScript, Test'; var res = str.substring(6,15); document.write(res);

What will the function NaN return for the condition NaN == NaN?

Which statement regarding let in JavaScript is not correct?

Which will correctly load localized (translated) text for a WordPress plugin?

How can a post ID be retrieved from the permalink?

Which code snippet will create plugins back-end page without showing it as menu item?

Which functions are used to add administration menu item in WordPress ?

Which will correctly add custom mod rewrite rules to .htaccess from a WordPress plugin?