[46480]

The only I can answer maybe is:

7) What's the most famous code used in NES gaming era and became a mascot for it's company after?

I think that's the code in contra to have more lifes. Which konami uses in a lot of their games.

 

[46480]

I think No. 4 is:

4) Name 2 fighting games for NES.
The Karate Kid
Punch-Out!!

I used to play them, but didn't remember until now.

 

[46480]

No. 1 has to be
Deja Vu

 

[46480]

no. 2
the nes can display 25 colours on-screen at once.

 

[46480]

No. 5
I'll start with Link from zelda.