If you are talking about Game Maker from YoYo Games, then yes it is possible. Here are some links with proof:
http://www.mediafire.com/?uz66v90zazyjqj0
http://www.mediafire.com/?wi7jn1m99cda2g9
for make a game in game maker. go to. www.youtube.com/watch?v=6pGOgjZCOBo
How DON'T you make a health bar in Game Maker.
It depends what sort of game you want to make. RPGMaker can make only RPGs but it's much easier than Game Maker.
Any game maker can create a ninja game. Most choose not to.
Operating System is also called as System Software.. Its TRUE..
You could use game maker. Download it by typing download game maker. This will be a freeware
that depends upon the game, look for the games system requirements to view the operating systems prefered to run said game.
An application
download game maker 8.1
You kill people
There is no common operating system amongst video game consoles. Each uses their own operating system developed in-house by the manufacturer.
It depends on what you want to make.