Consider the following code: <form> <textarea id="foo" name="foo"></textarea> </form> Which of the following is the best method to get the line number of the form's text area?

What's the output? contains(a, obj) { for (var i = 0; i < a.length; i++) { if (a[i] === obj) { return true; } } return false; }

Default setting for the expires attribute of the document.cookie property?

Given the following window.open function: window.open(url,name,'attributes') How can it be ensured that different URLs are opened in the same window?

Which option represents the correct length when alert(Emp..*.length()); is applied to the following code? var Emp = Mark Linux Firefox JavaScript Python

Which is not a valid method for looping an array?

Which one could you do using JavaScript?

Which is not the part of JavaScript errors handling?

Which are correct about the Prototype Pattern? 1. It always returns non-initialized objects. 2. It is also referred to as the Properties pattern. 3. It is accessible by methods using this keyword.

Which is not a JS window method?

Timer value can be cleared using which functions in JavaScript?