How many parameters does the API accept?

What does the location property represent? 

In jQuery, the fadeTo() opacity setting is between what values?

Which of the following ensures additional interactivity mechanisms?

Find the output of the following code:

<script>

var x="Hello World!!!"

document.write(x.charCodeAt(13))

</script>

What is the output of the following code?

let a = ["hello", "how", "are", "you"];

delete a[1];

alert(a.length);

What is the purpose of the startTimeLogging() method?

What is the purpose of the mimeTypes property of a plug-in entry?

What is the purpose of the navigation property in the window.performance object?

What happens when the reverse() and join() methods are used together?