What are the limits of event driven programing?

Object driven programming languages are all based around objects on a 'form' or a 'room'. For example the program will be ran around buttons or other controls. For example if a user clicks a button a...

set counter K to 0 repeat { if a number has been entered (from the keyboard) { store in A[K] and increment K if K equals 2 print A[0]+A[1] and reset K to 0 } }

يستر اختكون شو مساوئ Event Driven Programming

It's a program that waits until something happens and then performs a set of operations. Common events include you clicking on a mouse, moving a mouse over/out of some object on the screen, moving a...

I use it so that something will happened depending on an event. For example a left click will have a different affect then a right click.