These console applications shows that is possible to write a simple videogame just knowing only the basics things (not array, not method, …) about programming  using C#.
The first sample just the basic to start to work, the second one is little bit more complete.
User help
Press any key to close intro animation screens.
Press Esc to quit while playing.
Use left and right arrow to move your ship.
Use space bar to shot (only one shot can be on screen a time).
Imperial Shuttle is unvulnerable.
The caption of console window show title and user/computer points,
for example:
                 Console Stars Battle (5 – 3)
The program terminate when user and/or computer gains 100 points.
Try it in full-screen too (Alt-Enter keys).
To download these projects: