1. What is the value of 4+3+2+"1" 2. What is the value of "1"+2+4 3. What is typeof [] 4. Does 'false' equal false 5. Is ' ' is false? 6. Is {} false? 7. What is HTML? 8. Whats the difference between HTML Elements, Tags, and Attributes? 9. What does DOCTYPE mean? 10. Whats the difference between an bulleted, and numbered list? 11. Briefly describe the correct usage of the following HTML5 semantic elements: <header>, <article>, <section>, <footer>