Which of the following statements 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 the part of JavaScript errors handling?

Which one could you do using JavaScript?

Are the following two statements the same? object.property object[''property'']

Which are valid JavaScript methods?

You are allowing the user to upload image files. You want to be able to capture the attributes of the image such as width and height using JavaScript. How would this be possible?

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

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

Consider the following code:

Which are true regarding the code below?

Which is incorrect regarding Strict mode in JavaScript?