When setting cookies with JavaScript, what will happen to the cookies.txt data if the file exceeds the maximum size?

Which is not a valid method in generator-iterator objects in JavaScript?

How can a JavaScript object be printed?

How can the operating system of the client machine be detected?

What's the output? function testGenerator() { yield 'first'; document.write('step1'); yield 'second'; document.write('step2'); yield 'third'; document.write('step3'); } var g = testGenerator(); document.write(g.next()); document.write(g.next());

Consider the following variable declarations: var a="adam" var b="eve" Which of the following would return the sentence "adam and eve"?

window.frames is a collection of all of the ... in the current page.

Value of b? var a = Array(5); var b = a[0];

Which operators is valid JavaScript operator(s)?

Which function can you use to test whether an object was created with a specific constructor or not?

What's the output? function a() { var x = []; var i = 0; a[i] = function(){ return i; } i++; alert(a[0]()); } a();