There are several Navigator-specific methods which include the following? (check all that apply)

What are the following EventTarget Methods?

The following code create Boolean objects with an initial value of false?

Every array method tests whether all the elements in an array passes, what are the correct statement about parameter Details?

The WheelEvent.deltaMode read-only property returns an unsigned long representing and the Permitted Constant values are?

The Error event is fired when progression has failed and it have the following Property's?

What's the output? functionmyFunction() { varnum = 2; return innerFunction(num); varinnerFunction = function(x) { return x*3; } }

How many datatypes are there in javascript according to ECMAScript 6 specifications?

functionmyFunction() { varnum = 2; return innerFunction(num); function innerFunction(x) { return x*3; } }

Which is not a datatype in javascript according to ECMAScript 6?

True or false? 'hello'.charAt(-1) === 'hello'[-1]