How to show the bullets

Hi, Can i ask some help,this is the first time that i make my simple game…it’s like the spaceship flying i am just using png file for this,I already know how to move my spaceship using keybindings, my problem is that i don’t have idea how to draw simple bullet when i pressed the forward key in the keyboard,and also i don’t know the logic how the bullet will go forward when fired up…I apologize for this silly question but i am just beginner in developing simple game…I hope someone will help me to achieve this…

I really appreciated those will help, Thank you in advance.