Answer:
1. When an object of the class is passed (to a function) by value as an argument.
2. When an object is constructed based on another object of the same class.
3. When compiler generates a temporary object.
Explanation:
A callback function is code that's called, or run, when a specific event such as a click of the mouse, happens.Callback is another name for a callback function. Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
Answer:
Each pixel in an image is made up of binary numbers. If we say that 1 is black (or on) and 0 is white (or off), then a simple black and white picture can be created using binary. To create the picture, a grid can be set out and the squares coloured (1 – black and 0 – white).