The Internet and the world wide web

1. internet, world wide web
2. APANET
3.world wide web
4.I thought this was supposed to be online service provider but its only two blanks, ill study harder.
5. internet service povider
6. IP address
7. I thought this was domain name, until i looked down and saw otherwise
8. I remember reading this, but sad to say i dont remember the answer.
9. domain name system
10. I again, honestly have no clue, i wil try harder
11. web page
12. web site
13. search engine
14. dont know the question with these blanks missing, its the other way around
15. home page
16.  I honestly have no clue what this could be, Ill study up until it's time for class.
17. I don't remember seeing this in my notes, but next time ill make sure to reread my notes.
18. downloading
19. I thought it was internet explorer, but it has three blanks. Net time i will try harder
20. url