These include arithmetic operators (plus, minus, multiply, divide), as well as comparison operators (less than, equal to, greater than), logic operators (and, or, not), the concatenation operator (for joining strings together), and trigonometry (sine, cosine, tangent and so on).
It is the way that computers execute through each line in a program.
Changing the control flow through conditional statements and loops.
Programming responds to events, such as key presses and mouse clicks.
Simple programming to draw and animate, it includes sounds and video.