When is it necessary, or better to u...

Here is an answer to the Android interview question "When is it necessary, or better to use a SurfaceView instead of a View?":

When to Use SurfaceView

It is better to use a SurfaceView instead of a regular View in the following situations:

1. Rendering complex graphics or animations

If your Android app needs to render complex graphics, animations, or games that require a high frame rate, SurfaceView is a better choice than View. SurfaceView provides its own drawing surface that is independent of the View hierarchy, allowing you to update the graphics without waiting for the next UI redraw.

2. Handling real-time video or camera preview

When working with real-time video or camera preview, SurfaceView is the preferred option. It allows you to display the video or camera preview without impacting the performance of the main UI thread.

3. Performing computationally intensive tasks

If your app needs to perform computationally intensive tasks like image processing or physics simulations, using a SurfaceView can help of...