What's the meaning of IIFE in Javascript ?

Correct syntax for declaring an object literal?

What will be logged into the console? var animals = ['moose', 'giraffe', 'unicorn']; animals.forEach(function(animal, index) { if (index === 2) { console.log(animal); } });

What methods, other than if-else/switch, can be used to execute conditional statements?

What is the value of foo? var foo = 10 + '20';

What is logged? if ('10' + 1 == 101) { var a = 'yes'; } console.log(a);

Which cannot be achieved using JavaScript?

While coding a loop, which statement can be used to ignore the rest of the statements, and continue with the beginning of the loop?

Which can be used to dynamically change the value of a tag?

Consider the following code: Which one shows the correct values for 'variable1' and 'variable2'?

A form contains two fields named id1 and id2. How can you copy the value of the id2 field to id1?